当前位置:首页>文档>分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级

分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级

  • 2026-03-24 20:34:07 2026-02-02 09:28:55

文档预览

分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级
分数混合运算专项练习430题(43页)_小学数学口算竖式脱式计算应用题一二三四五六年级上下册电_小学数学口算题库电子版(1-6)_笔算题(1-小升初)_笔算题适合6年级

文档信息

文档格式
doc
文档大小
2.703 MB
文档页数
44 页
上传时间
2026-02-02 09:28:55

文档内容

分数混合运算专项练习 430 题(有答案) (10)12×(75%+ ) (1) + × (11)20÷ ÷ . (2) × ﹣ × (12) ﹣ ﹣ + (3) 3 (13)87× (4) . (14) ÷5+5÷ ﹣( + ) (5) (15) ÷( ﹣ × ) (6)2﹣ ÷ ﹣ (16) ÷8+ × (7) (17) (8) ÷ + × (18) (9) × + × (19) ÷( ﹣ )÷ , 1(20)〔 +( ﹣ )〕÷ , (30) ÷ ÷ , (21)42÷( ÷ ), (31) ×87+12÷ , (22)( ﹣ )÷ , (32)48×( ), (23) × + ÷3, (33) ÷[ ×( )], (24)12×( ÷ ), (34)[1﹣( )]× , (25) ×7+ ×7, (35) , (26)9× ÷9× , (36) (37) ( + )÷ , (27) (38) ×19﹣ , (28) (39) (29)( + )×32, (40) + ÷ + , 分数混合运算---- 2(50)( ﹣ )×100, (41) ÷7+ × , (51) × + × , (42)2﹣ ÷ ﹣ , (52) × + ÷ , (43) ×( + )+ , (53)(12× ﹣7.3)÷ , (54) ÷〔( + )× ], × + × , (44) (55)( ×27﹣ )× , (45)3﹣ ﹣ , (56) × ×18× (46) × + ÷5, (57) ×13+ ×27 (47)( ﹣ )÷ + , (58) + ×5+ ×2 (48) +( + )× , (59)7×13×( ﹣ ) (49) × ÷( ﹣ ), (60) ×40 分数混合运算---- 3÷ + + (61) (71)13× + ×15, ×( + )+ (62) (72)87× , (73) × ×32, 78× (63) (74) + × , ÷( + ) (64) (75) ×0.25+ × , (65) × ÷ , (76)25× × × , (66) ÷( + ), (77)3÷ ﹣ × , (67) ×7+ ×11, (78) ÷[( + )÷ ], (68) , ÷7× , (79) (69)(15+ )× , ×4 , (70) ﹣ × , (80) 分数混合运算---- 4(90)1﹣ ﹣ . × ﹣ × , (81) (91)0.25×19+5× (1﹣ × )× , (82) (92) ×13×30 (93) × + × + ﹣ , (83) (94) ×7.6+2.4×0.6. × × , (84) (95)( ﹣ )×36, (85) ×72﹣ ×23, (96) ×32× , (86) ×25×40× , (97) × ﹣ × , (87) ﹣( + ) (98)3﹣1 ﹣ , (88) +( + ) (99) ÷ ÷ , (89) ﹣( ﹣ ) (100)[4﹣( ﹣ )]× , 分数混合运算---- 5(101)20× +4× , (111)15× ÷ (102) ÷ +4× , (112)30×( + ﹣ ) (103)23.6×10%+13.6×910%, (113) × +40%× (104)( ﹣ )× ×8, (114)10﹣( + ×2) (105) + + , (115) + × ﹣ (106)10﹣ ﹣ , (116)[( ﹣1)÷ ]× (117)12×( + ), (107) + ﹣ + ; (118) × ÷ × , (108)0.25+ + + , (119)1 × + ÷ , (109)3﹣ ﹣ ﹣ , (120)( + + )÷ , (110)15﹣5÷12﹣ , (121) × + × , 分数混合运算---- 6(122)(2﹣ + )×12, (133) + + , (123) × + × , (134)18﹣18× , (124)6× × ×25, (135) + ÷ , (125) ﹣ × + , (136)36×( + ) (137)8×(36×125) (126)16× ×(9× ), (138) ﹣ × + (127) ×[ ﹣( )], (139)〔1﹣( ﹣ )〕÷ (128)6 × +3.5 , (140) × + × (129) × ÷ , (141)87× (130) +( + )× , (142) ×7 +3 ×25%﹣ (131) ÷7+ × , (143)( ﹣40%)÷ × (132)7﹣ , 分数混合运算---- 7(144) , (155)( + )÷ (145)[1﹣( )] , (156) × + × (146)0.625×36+ ×36﹣36, (157) ÷ ÷ (147)( + + + )× , (158) ×8÷ (148) + + + + + + + , (159) (149) ÷28, (160)[1﹣( + )]÷ , (150) × , (161)( ﹣ )×45, (151) ÷ , (162) ÷ ﹣ × , (152)16× , (163) ÷7+ × , (153) ÷[( + )× ] (164) ×9+ , (154)36× × ×42 (165)2﹣ ÷ ﹣ , 分数混合运算---- 8(166)( + )×24, (177) ﹣( + ), (167)100 ﹣23.75﹣76 , (178)15﹣5÷12﹣ , (168)3 ÷ +3 ÷ , (179) ﹣ + ﹣ , (169)7 +8.9+2 +6.1, (180) + + , (170)18×( + ﹣ ), (181) , (171) + + + , (182) , (172) ﹣ ﹣ , (183) , (173) ×[ ÷( ﹣ )], (184) , (174)48× +3÷7, (185)12×( + ) (175) ﹣( ﹣ ), (186)24× ﹣ (176) + ﹣ , (187) × ÷ 分数混合运算---- 9(188)86× (198) × + × (189) × + ÷7 (199) ﹣ ﹣ , (200)2﹣ ﹣ , (190) ÷( + ) (201) ﹣( ﹣ ), (191) ÷5+ × , (202) +( ﹣ ), (192)( ﹣ )÷ , (203) +( + × ), (193)( ﹣ )×( + ), (204) ÷[ ×( + )], (194) ×( ÷ ) (205)( ﹣ )÷ , (195) + ÷ (206) ÷7+ × , (196) ÷[1﹣( ﹣ )] (207) × ÷ , (197)4÷1.25÷8 (208)36×( + ﹣ ), 分数混合运算---- 10(209) ×58+42÷8, (220) × ÷ (210)4﹣ ﹣ , (221)24×( + + ) (211)(15﹣14× )× , (222) ÷5+ × (212) ÷ ﹣ ÷ , (223) ×0.375÷ (213)24×( + ), (224)( ﹣ )×( + ) (214)( × )÷ , (225) ÷ + + (215)( + )×9×17, (226)3﹣ × ﹣ (216) ÷ × , (227) ÷[1÷( ﹣ )] (217)3﹣1÷( + × ), (228) ÷13+ × , (218)1.75× + × + , (229) × ÷ × , (219)87× (230)6﹣2 +1 , 分数混合运算---- 11(231)5×32×12.5, (242) ﹣ ÷ × , (232) × , (243) ÷[( )× ], (233)( )×(1+ ), (244)(9 )×2 (234)( )× + , (245)11 (235)32 ﹣17.5﹣2.5, (246)(3 )÷3 (236) ×55 , (247) (237) +5× ×5, (248) ×( ﹣ ) (238)( ﹣ )×8÷ , (249)4×[( + )÷6] (239) ÷7+ × , (250) × + ÷15 (240)120÷[ ﹣(1﹣ )], (251)(6﹣ ×32)+ (241)( ﹣ )÷ , (252) ÷ ﹣ ÷ . 分数混合运算---- 12(253)12 ﹣5 ﹣4 , (264)( ﹣ + )×24, (254)24 ÷6, (265) × +1.25× +125%, (255)1 ×7÷1 ×7, (266)20÷[1﹣( + )], (256)( )×35, (267)[2﹣( ﹣1.5)÷ ]× , (268)540÷12×9+482 (257)4 × × × , (270) ( ), (258) , (271)75%× 2.5, (259) + × + , (272) , (260)26×( ﹣ )÷ , (273)2 ÷(2.2+0.2) 6.9, (261)( ﹣ + )÷ , (274) 0.5 , (262) × + × +3÷19, (275) , (263) ÷ + × , 分数混合运算---- 13(276) , (287)[ +( ﹣ )]÷40%, (277) , (288)12 + × (278)( )×24, (289)(2.9+3.1)× ﹣2 (279)3﹣ ÷ ﹣ , (290)2 × ﹣ . (280) × + ÷7, (291)( ﹣ )÷ + , (281)19÷[( + )× ], (292)19÷( + ), (282) [7.8+ ×(2.75+1.25)], (293)55 ÷11, (283) [( )÷ ], (294)0.6× +60%× + × , (284) ÷ × , (295)( + ﹣ )×24, (285)(7.5+35× )÷ , (296)5×( + )﹣ , (286) ×6.3﹣ ×4.9, (297) ﹣( ), 分数混合运算---- 14(298) + + , (309)( + )×48, (299) ﹣ + , (310)12 ÷25, (300)1﹣ ﹣ (311) ÷ , (301) ﹣ ﹣ , (312) ÷23+ × , (302) +( ﹣ ), (313) ÷ ÷ , (303)1﹣ , (314) ×3÷ , (304) ( ), (315)( ﹣ × )÷ , (305)4÷ ÷ , (316)( + )×32, (306) 2, (317) × + × , (307)98÷( ), (318) , (308) 24+24× , (319)88×( + ), 分数混合运算---- 15(320) × ×16, (331)(25+ )×4, (321) + × , (332)(15﹣14× )÷ , (322)44﹣72× , (333)( )×8÷ , (323) , (334) +1÷( ﹣ ), (324) ×16× , (335)( + ﹣ )×24, (325) ÷12÷ , (336) +( ﹣ )× , (326) ÷[( ﹣ )×24], (337)0.625×9.6+62.5%× , (327) × + ÷ , (338)9 +99 +999 +9999 + ×4, (328) + + × , (339)( ﹣ + )×84+101, (329) ÷( + ), (340)3.5×1 +0.35×10+2 ×350%, (330)(330) , (341)[2 +(3.4﹣2 )×4.5]÷1 , 分数混合运算---- 16(342) (353) (343) (354)3.6×2 ÷16.9÷(3 ×1.1 6)×1.3 (344) (355) + + +…+ (345) (356) ÷ × , (346)6﹣ × ﹣ (357)( ﹣ + )×12, (347)〔1﹣( ﹣ )〕÷ (358)7× ÷7× , (348) (359)1.5× ﹣ × , (349) (360)( ﹣ )÷ , (350)5+3.6×2.5÷0.48 (361) × + ÷ , (351) (362)7÷ ﹣ ÷7, (352) (363) × ÷( ﹣ ), 分数混合运算---- 17(364) ×3.6+5.2×0.5+1.2×50%, (375)0.42×1 +3 , (365)[ ﹣( + )]÷ , (376)1 ÷3.6× , (366)11.32﹣(7 +1.32), (377)15 ×7+3 ÷ , (367)89× , (378)3 ﹣ ×3.6, (368) ÷ ÷ , (379) ×1 ÷3 , (369) ÷4× , (380)0.44+ + +0.6, (370) ÷ + × , (381) +2 ×2 ﹣2 ÷ , (371) ÷[ ﹣( ﹣ )], (382)(4 ﹣2 )÷(1 +2.4), (383)48200﹣156×720÷39, (372) ×( + )÷ , (384)(3.06÷0.25+2.76)×0.2, (373)[ ﹣( + )]÷ , (385)[3 ÷(3﹣2.4× )]×0.2, (374)( ﹣ + )×42, 分数混合运算---- 18(386) + ﹣ , (397) ×13﹣ , (387)25× × = ; (398) ÷〔 ×(1﹣ )〕, (388) × × = ; (399) ÷ + × , (389) ÷6÷ (400) ﹣ ﹣ , (390) × ÷ , (401) ﹣ ÷ , (391)15÷ × , (402) ÷ ÷ , (392) ﹣ + , (403)( + )× , (404)13.2÷(3.2×3﹣0.8), (393) + ﹣ , (405) ÷[( ﹣ )×12], (394) ﹣( + ), (406) ×45+ ÷ , (395) + + + , (407) ﹣ × , (396) × ÷ × , 分数混合运算---- 19(408)( + )÷ , (419) ÷[ ×( + )] (409)( × + )÷(11﹣ ), (420) ÷ + × (410) × × × , (421)5.58﹣ +5.42﹣ (411) × + × , (422)999 +99 +9 + . (412) ÷[( + )× ], (423) × ﹣ ÷ , (413)( + × )÷ , (424)1﹣ ÷ ﹣ , (414) ÷ + × , (425) ÷ ﹣ ÷ , (415) + × + , (426)( + × )÷ , (416)( ﹣ )÷ , (427) ÷ + × , (417) ÷( ﹣ ) (428) ×( + )+ , (418) ×[ ﹣( ﹣ )] (429) + , 分数混合运算---- 20(430)4 4, 参考答案: 分数混合运算---- 21(1) + × =( + )× =7﹣ , = × + × , =1× = ; =( + )× , = . (14) ÷5+5÷ , =1× , (8) ÷ + × = × +5× , = ; = × + , = +9, (2) × ﹣ × = , = ; = ﹣ , = ; (15) ÷( ﹣ × ), = ﹣ , (9) × + × = ÷( ﹣ ), = ; =( + )× , = × , (3) 3 =1× , = . = × ×3, = ; (16) =12; (10)12×(75%+ ) = + ﹣ (4) . =12×( + ), =1﹣ =1.6× , =12× +12× , = ; =3. ﹣( + ) =9+10, (17) (5) =19; = ﹣ (11)20÷ ÷ . = + + = ﹣ =20× × , = + + =1 ; =20×( × ), =1+ (6)2﹣ ÷ ﹣ =20× , =1 ; =30 =2﹣( × ﹣ ) (18) (12) ﹣ ﹣ + , =2﹣( ) = + +( ﹣ ) =( + )﹣( + ), =2﹣1 =1+( ﹣ ) =1; =2﹣1, ÷8+ × =1; =1+ (7) (13)87× , = × + × =1 . =(88﹣1)× , 分数混合运算---- 22(19) ÷( ﹣ )÷ , =( + )×7, (32)48×( ), =1×7, = ÷( ﹣ )÷ , =48× ﹣48× +48× , =7; =22﹣20+18, = ÷ ÷ , (26)9× ÷9× , =20; = × ×3, =1÷9× , (33) ÷[ ×( )], =5; = × , = ÷[ × ], (20)〔 +( ﹣ )〕÷ , = = ÷ , =〔 +( ﹣ )〕÷ , ( + )÷ , =2; (27) =〔 + 〕÷ , (34)[1﹣( )]× , = ÷ , =〔 + 〕÷ , =[1﹣ ]× , = × , = ÷ , = × , = ; = × , = ; ×19﹣ , (28) = (35) , = ×(19﹣1), (21)42÷( ÷ ), =24× +56× , = ×18, =42 , =(24+56)× , =13; =15; (29)( + )×32, =80× , (22)( ﹣ )÷ , =30 = ×32+ ×32, = , (36) =24+20, =44; = ; = × + × , (30) ÷ ÷ , (23) × + ÷3, =( + )× , = × × , = ×( ), =1× , = ; = ×1, = ; (31) ×87+12÷ , = ; (37) = ×87+12× , (24)12×( ÷ ), =1÷ , = ×(87+12), =12× , = ; = ×99, =56; (38) =27. (25) ×7+ ×7, 分数混合运算---- 23=96× , =2+2 , = ×100﹣ ×100, =21; =75﹣12, =4 =63; (39) × + × , (51) × + × , (44) =(86+1)× , = ×( + ), = ×( + ), =86× + , = ; = ×2, =85+ , (45)3﹣ ﹣ , = ; =85 . =3﹣( + ), (52) × + ÷ , (40) + ÷ + , =3﹣1, = × + × , =2; = + + , (46) × + ÷5, =( + )× , = +( + ), = × + × , =1× , = +1, = ×( + ), = ; =1 ; = ; (53)(12× ﹣7.3)÷ , (41) ÷7+ × , (47)( ﹣ )÷ + , =(10﹣7.3) , = × + × , = ×2+ , =2.7× , =( )× , =1.2; = + , = × , (54) ÷〔( + )× ], =1; = ; (48) +( + )× , = ÷〔 × 〕, (42)2﹣ ÷ ﹣ , = + × , = × , =2﹣ , = + , = ; =2﹣( ), = ; (55)( ×27﹣ )× , =2﹣2, (49) × ÷( ﹣ ), =[( ×(27﹣1)]× . =0; (43) ×( + )+ , = × ÷ , =[ 26]× , = × + × + , = × × , =18× , =7 =2+ , = . (56) × ×18× =2+( ), (50)( ﹣ )×100, 分数混合运算---- 24=( × )×(18× ), = + + = ×(7+11), = ×1, =2+ = ×18, =10; = ; =2+( ) (68) , (57) ×13+ ×27 =2+ =[1﹣ ]÷ , =(13+27)× , =2+ = ÷ , =40× , = ; = . =30; 78× (63) (58) + ×5+ ×2 (69)(15+ )× , =(79﹣1)× =(1+5+2)× , =15× + × , =79× ﹣1× =8× , =2+ , =3﹣ =5; =2 ; (59)7×13×( ﹣ ) = ; (70) ﹣ × , ÷( + ) =7×13× ﹣7×13× , (64) = (1﹣ ), =104﹣98, = ÷( ) =6; = , (60) ×40 = ÷ = ; = ×(39+1), = (71)13× + ×15, = ×39+ , = = ×(13+15), =38+ , (65) × ÷ , = 28, =38 = × × , =6; ÷ + + = ×( × ), (72)87× , (61) = × + + = × , =86× +1× , =1; = + + =3 , (66) ÷( + ), =1+ =3 ; = ÷ , = ; (73) × ×32, = ; ×( + )+ =( 4)×( 8), (62) (67) ×7+ ×11, =5×1, 分数混合运算---- 25=5; = ; = + ﹣ , (74) + × , × ﹣ × , =1﹣ , (81) = , =0; = ; (1﹣ × )× , =3 . (82) (90)1﹣ ﹣ . (75) ×0.25+ × , =(1﹣ )× , = ﹣ , = × + × , = ; = ﹣ , =( )× , (83) (91)0.25×19+5× =1× , = ﹣ , = ×19+5× , =2, = ; × × , = ×(19+5), (84) (76)25× × × , = = ×24, =(25× )×( × ), =6; (85) ×72﹣ ×23, =10× , (92) ×13×30 =(72﹣23)× , =1; = ×30×13, (77)3÷ ﹣ × , =49× , =4×13, =35; =52; =6﹣ × , (86) ×25×40× , (93) × + × + =6﹣ , =( 40)×(25× ), = × + × + , =5 ; =22×9, = ×( + )+ , =198. (78) ÷[( + )÷ ], (87) ﹣( + ) = + , = ÷[ ÷ ], =1; = ﹣ , = ÷ , (94) ×7.6+2.4×0.6. = ; =1 =0.6×7.6+2.4×0.6, ÷7× , =0.6×(7.6+2.4), (88) +( + ) (79) =0.6×10, =6 = × , = + + , (95)( ﹣ )×36, = ; =1+ , = ×36, ×4 , =1 ; (80) =20; =30× , (89) ﹣( ﹣ ) (96) ×32× , 分数混合运算---- 26(103)23.6×10%+13.6×910%, = ×4×8× , =15﹣( + ), =2.36+123.76, =126.12; =15﹣1, = , =14 (104)( ﹣ )× ×8, =3×5, (111)15× ÷ =15. = × ×8, (97) × ﹣ × , =15× × = = , =2 ; (105) + + , = , (112)30×( + ﹣ ) = +( + ), = ; =30× +30× ﹣30× = +1, =12+5﹣8 (98)3﹣1 ﹣ , =9; =1 ; =3﹣(1 + ), (113) × +40%× (106)10﹣ ﹣ , =3﹣2, = × + × =1; =10﹣( + ), (99) ÷ ÷ , = ×( + ) =10﹣1, =9; = × , = ×1 = ; (107) + ﹣ + ; = ; (100)[4﹣( ﹣ )]× , =( ﹣ )+( + ), (114)10﹣( + ×2) =[4﹣ ]× , = +1, =10﹣( + ) = , =1 ; =10﹣1 = (108)0.25+ + + , =8 ; (101)20× +4× , =(0.25+0.75)+( + ), (115) + × ﹣ =1+1, =(20+4)× , = + ﹣ =2; =24× , (109)3﹣ ﹣ ﹣ , = ; =14; =(3﹣ )﹣( + ), (116)[( ﹣1)÷ ]× (102) ÷ +4× , =2 ﹣1, =[ ]× = ×4+4× , =1 ; =1× =( + )×4, (110)15﹣5÷12﹣ , =1 =1×4, =4; 分数混合运算---- 27(117)12×( + ), (123) × + × , = × × , =12× +12× , = ×( + ), = × , =9+6, = ×1, = ; =15; (118) × ÷ × , = ; (130) +( + )× , = ÷ × , (124)6× × ×25, = + × , = × , =(6× )×(25× ), = + , =1×10, = ; = ; =10; (119)1 × + ÷ , (125) ﹣ × + , (131) ÷7+ × , =1+ , = ×(1﹣ )+ , = × + × , =1 = × + , =( + )× , (120)( + + )÷ , = + , =1× , =( + + )÷ , = = . =(2+ )×7, (132)7﹣ , (126)16× ×(9× ), =2×7+ ×7, =7﹣( ), =16× × , =14+2, =7﹣1, =16; =12; =6; (121) × + × , (127) ×[ ﹣( )], (133) + + , = ×( + ), = ×[ ], =( )+ , = ×1, = × , =1 ; = ; = ; (134)18﹣18× , =18﹣3, (122)(2﹣ + )×12, (128)6 × +3.5 , =15; =2×12﹣ ×12+ ×12, =6.5× +3.5× , (135) + ÷ , =24﹣ +10, =(6.5+3.5)× , = + × , =6. =22 +10, = , (129) × ÷ , =32 ; = . = × × , 分数混合运算---- 28(136)36×( + ) = ; =1﹣ + ﹣ + ﹣ + ﹣ + ﹣ + =36× +36× , (143)( ﹣40%)÷ × ﹣ + ﹣ + ﹣ , =8+21, =(1.4﹣0.4)× × , =1﹣ , =29; (137)8×(36×125) =1× × , = . =8×125×36, =1000×36, = . (149) ÷28, =36000; (138) ﹣ × + (144) , = × , = ﹣ + , = × + × , = ; = ; =( + )× , (150) × , (139)〔1﹣( ﹣ )〕÷ =1× , = ; =(1﹣ )÷ , = ; (151) ÷ , = ÷ , (145)[1﹣( )] , = × , =2 =[1﹣ ]×4, = ; (140) × + × = ×4, (152)16× , =( + )× , = ; = =1× , (146)0.625×36+ ×36﹣36, (153) ÷[( + )× ] = ; =(0.625+0.375﹣1)×36, = ÷{ × } =0×36, (141)87× =0; = ÷ =(86+1)× , (147)( + + + )× , =3 . =86× + , =[( + )+( + )]× , (154)36× × ×42 =3+ , =[1+1]× , =(36× )×( ×42) =3 ; =2× , = ×12 (142) ×7 +3 ×25%﹣ = ; =30; = ×7 +3 × ﹣ , (148) + + + + + + + (155)( + )÷ =(7 +3 ﹣1)× , , = × + × =2+1 =10× , =3; 分数混合运算---- 29(156) × + × =( )× , =3 ×( ), = ×( + ) =1× , = , = ×1 = ; = ; = ; (163) ÷7+ × , (169)7 +8.9+2 +6.1, (157) ÷ ÷ = × × , =(7 +2 )+(6.1+8.9), =10+15, = ÷ =( )× , =25; =1 = × , (170)18×( + ﹣ ), =1 ; = ; =18× +18× ﹣18× , =6+10﹣3, (158) ×8÷ (164) ×9+ , =13; = ÷ =7+ , (171) + + + , = =7 ; = , = ; (165)2﹣ ÷ ﹣ , = , (159) =2﹣ × , = . =24× +24× +24× =2﹣( + ), (172) ﹣ ﹣ , =8+9+14 =2﹣2, = ﹣( ), =31 =0 (160)[1﹣( + )]÷ , (166)( + )×24, = ﹣1, =[1﹣ ]×4, = + ×24+ ×24, = ; =12+8+4, = ×4, (173) ×[ ÷( ﹣ )], =24; =1 ; (167)100 ﹣23.75﹣76 , = ×[ ÷ ], (161)( ﹣ )×45, =100 ﹣(23.75+76.25), = × , = ×45﹣ ×45, =100 ﹣100, = ; =15﹣9, = ; (174)48× +3÷7, =6; (162) ÷ ﹣ × , (168)3 ÷ +3 ÷ , =48× , = × × , =3 × +3 × , =(48+1)× , 分数混合运算---- 30=49× , = × + × , =4 ; =21. = +1, (189) × + ÷7 (175) ﹣( ﹣ ), =1 ; = × + × = ﹣ , (183) , =( + )× = ; =( ﹣ )×24, = × (176) + ﹣ , = ×24﹣ ×24, = ; = ﹣ , =15﹣10, (190) ÷( + ) =5; = ; (184) , = ÷ (177) ﹣( + ), = ×21+ ×21, = . = ﹣ , =( + )×21, (191) ÷5+ × , = ; =1×21, = × + × , =21 (178)15﹣5÷12﹣ , (185)12×( + ) =( + )× , =15﹣ ﹣ , =12× +12× =1× , =15﹣( + ), =8+2 = ; =15﹣1, =10; =14; (186)24× ﹣ (192)( ﹣ )÷ , (179) ﹣ + ﹣ , = ﹣ = × , =( + )﹣( + ), =2 ; = ; =1﹣1, =0; (187) × ÷ (193)( ﹣ )×( + ), (180) + + , = × × = × , = . = ; = . (181) , (188)86× (194) ×( ÷ ) = ÷ , =(85+1)× = × , = ; =85× +1× = ; (182) , =4+ (195) + ÷ =( + )× , 分数混合运算---- 31= + , = (208)36×( + ﹣ ), =2; (203) +( + × ), =36× +36× ﹣36× , (196) ÷[1﹣( ﹣ )] =24+6﹣27, = +( + ), =30﹣27, = ÷[1﹣ ], =3; =( )+ , = , (209) ×58+42÷8, =1+ , = ; =(58+42)× , =1 ; (197)4÷1.25÷8 =100× , =4÷(1.25×8), (204) ÷[ ×( + )], =4÷10, =12.5; =0.4; = ÷[ × + × ], (210)4﹣ ﹣ , (198) × + × = ÷[ ], =4﹣( ), =( + )× , =4﹣1, = × , =3; =1× , = ; (211)(15﹣14× )× , = ; (205)( ﹣ )÷ , =(15﹣8)× , (199) ﹣ ﹣ , =( ﹣ )× , =7× , = ﹣( + ), = × × , =2 ; = ﹣ , = , (212) ÷ ﹣ ÷ , = ﹣ , = ; = , = ; (206) ÷7+ × , = (200)2﹣ ﹣ , = × + × , (213)24×( + ), =2﹣( + ), =( )× , =24× +24× , =2﹣1, =1; =9+18, = × , =27; (201) ﹣( ﹣ ), = (214)( × )÷ , = ﹣ + , (207) × ÷ , =( ﹣ )÷ , = ; = , = × , (202) +( ﹣ ), = ; = ; = + , 分数混合运算---- 32=23; (215)( + )×9×17, = ; (222) ÷5+ × = ×9×17+ ×9×17, (228) ÷13+ × , = × + × =6+ , = × + × , =( + )× = ; =( + )× , =1× (216) ÷ × , =1× , = ; = × × , = ; (223) ×0.375÷ = ; (229) × ÷ × , = × ÷ (217)3﹣1÷( + × ), = × × × , = ÷ =3﹣1÷1, = ; =2; = ; (218)1.75× + × + , (230)6﹣2 +1 , (224)( ﹣ )×( + ) = × + × + , =3 +1 , = × = ×( + +1), =5 ; = (231)5×32×12.5, = × , =5×4×8×12.5, (225) ÷ + + =(5×4)×(8×12.5), = =20×20, = × + + , =400 (219)87× = + + , (232) × , =(86+1)× =1 ; = , =86× +1× (226)3﹣ × ﹣ = ; =3+ =3﹣ ﹣ , (233)( )×(1+ ), =3 ; =3﹣( + ), =( )× , (220) × ÷ =3﹣1, = × , =2; = × (227) ÷[1÷( ﹣ )] = ; = ; = ÷[1÷( )], (234)( )× + , (221)24×( + + ) = ÷[1÷ ], = × , =24× +24× +24× = × , = , =9+4+10 分数混合运算---- 33= ; = ﹣ × × , = × , (235)32 ﹣17.5﹣2.5, = ﹣ , = ; =40﹣20, = ; (248) ×( ﹣ ) =20; (236) ×55 , (243) ÷[( )× ], = ×( ), =10+15, = ÷[ × ], = , =25; (237) +5× ×5, = , = ; =3 = ×(1+5+5), (249)4×[( + )÷6] (244)(9 )×2 = ×11, =4×[( )× ], =( ﹣ )× ﹣ , =5 =4×[ × ], (238)( ﹣ )×8÷ , =37×( ﹣ )× ﹣ , =4× , = ×8×6, =37× × ﹣ , =1; =9; = ﹣ , (250) × + ÷15 (239) ÷7+ × , = ; = × + × , = × + × , (245)11 =( )× , =( + )× , =1× , =1× , = × × × , = ; = ; = × × × (251)(6﹣ ×32)+ (240)120÷[ ﹣(1﹣ )], , =(6﹣4)+ , =1; =120÷[ ﹣ +1], (246)(3 )÷3 =2+ , =120÷1, =120; =2 ; (241)( ﹣ )÷ , =( + ﹣ ﹣ )× , (252) ÷ ﹣ ÷ . =( ﹣ )× =( + ﹣ ﹣ )× , = ﹣ , = × ﹣ × , = × , =( )× , = ﹣ , = =( ﹣ )× , =1; (242) ﹣ ÷ × , (247) = , 分数混合运算---- 34=2×1.25, = . = + + , =2.5; (253)12 ﹣5 ﹣4 , = +( + ), (266)20÷[1﹣( + )], =12 ﹣(5 +4 ), =1 ; =20÷[1﹣ ], =12 ﹣10, (260)26×( ﹣ )÷ , =20÷ , =48; =2 ; =26×30× ﹣26×30× , (267)[2﹣( ﹣1.5)÷ ]× =300﹣104, (254)24 ÷6, =196; , =(24+ )÷6, (261)( ﹣ + )÷ , =[2﹣( ﹣ )× ]× , =24× + × , =( ﹣ + )×36, =[2﹣ × ]× , =4+ , = ×36﹣ ×36+ ×36, =[2﹣ ]× , =16﹣15+24, =4 ; =25; = × , (255)1 ×7÷1 ×7, (262) × + × +3÷19, =12; (268)540÷12×9+482 =1 ÷1 ×7×7, = + + , =45×9+482, =1×7×7, =405+482, = + , =49; =887 (256)( )×35, = + , (270) ( ), = ×35+ ×35, = , = , =28+30, =1 = ; =58; (263) ÷ + × , (257)4 × × × , (271)75%× 2.5, = + , = × × × , = 2.5, = ; = ; = ; (264)( ﹣ + )×24, (258) , (272) , = ×24﹣ ×24+ ×24, =12.25﹣2.25﹣6 , = , =20﹣6+10, =24; =10﹣6 , = ; (265) × +1.25× +125%, =3 . (273)2 ÷(2.2+0.2) 6.9, = ×1.25+1.25× +1.25, (259) + × + , =2 ÷2.4 6.9, =( + +1)×1.25, =1+4.6, 分数混合运算---- 35=5.6; =( + )× , = ×1.4, (274) 0.5 , =0.8; =1× , =(0.5+ )× , (287)[ +( ﹣ )]÷40%, = ; =1× , =[ + ﹣ ]÷ , (281)19÷[( + )× ], = = × , =19÷[ × ], (275) , = =19÷ , = ×(5× ), (288)12 + × =24 = × , (282) [7.8+ × =12 + × , (2.75+1.25)] , = ; =12 + , = [7.8+ ×4], =13; (276) , = [7.8+1], (289)(2.9+3.1)× ﹣2 = ×( + ), = 8.8, =6× ﹣2 , = ×1, =1; =20﹣2 , = ; (283) [( )÷ ], =17 ; (277) , = [ ÷ ], (290)2 × ﹣ . = ×12+ ×12+ ×12, = , =2 × ﹣ × , =6+4+2, = . =12 =( ﹣ )× , (278)( )×24, (284) ÷ × , = × , = ×24+ ×24﹣ ×24, = × × , = . =8+6﹣1, = ; =13; (291)( ﹣ )÷ + , (279)3﹣ ÷ ﹣ , (285)(7.5+35× )÷ , = ÷ + , =3﹣ ﹣ , =(7.5+35× )× , = + , =3﹣( + ), =7.5× +35× × , = ; =3﹣1, =7+7, =2; =14; (292)19÷( + ), (280) × + ÷7, (286) ×6.3﹣ ×4.9, =19÷ , = × + × , = ×(6.3﹣4.9), =12; 分数混合运算---- 36(293)55 ÷11, (299) ﹣ + , = , =(55+ )× , = ﹣ , = ; =55× + × , = ; (307)98÷( ), =5+ , (300)1﹣ ﹣ = ; =98÷( ), =5 ; (301) ﹣ ﹣ , =98÷ , (294)0.6× +60%× + × , = ﹣ ﹣ , =98× , =420; =0.6×( + + ), = ; (308) 24+24× , =0.6×1, (302) +( ﹣ ), =0.6; =24×( ), (295)( + ﹣ )×24, = + , =24×1, =24 = ×24+ ×24﹣ ×24, = ﹣ + , (309)( + )×48, =8+3﹣4, = =11﹣4, = ×48+ ×48, =7; (303)1﹣ , =40+18, (296)5×( + )﹣ , =58; = ﹣ , =5× +5× ﹣ , (310)12 ÷25, = ; = + ﹣ , = × , (304) ( ), = ﹣ , = ; = ﹣ ﹣ , = (311) ÷ , = , (297) ﹣( ), = ×(78﹣1), = ﹣ , = ﹣ + , = ×78﹣ ×1, = , = + , =59﹣ , = ; = ; =58 ; (305)4÷ ÷ , (298) + + , (312) ÷23+ × , =4× , =( + )+ , = × + × , = ; =1+ , =( + )× , (306) 2, =1 ; =1× , 分数混合运算---- 37= ; (319)88×( + ), = ÷[20﹣9], (313) ÷ ÷ , =88× +88× , = ÷11, =33+2, = ÷( × ), = ; =35; = ÷1, (320) × ×16, (327) × + ÷ , = ; = ×( ×16), = × + × , (314) ×3÷ , = ×2, =( + )× , = ×3× , = ; =1× , = × ×3, (321) + × , = ; =4×3, = + , (328) + + × , =12; (315)( ﹣ × )÷ , = ; = + + , =( ﹣ )× , (322)44﹣72× , = +( + ), =44﹣30, = × ﹣ × , = +2, =14; = ﹣ , (323) , =3 ; = ; = ×(14+1), (329) ÷( + ), (316)( + )×32, = ×15, = ÷ , =14 = ×32+ ×32, = (324) ×16× , =24+20, (330) , =44; =20× , (317) × + × , = × × , = ; = ×( + ), = ; (325) ÷12÷ , = ×1, (331)(25+ )×4, = × × , = ; =25×4+ ×4, = × , (318) , =100+ , = ; = × , =102 ; (326) ÷[( ﹣ )×24], = ; (332)(15﹣14× )÷ , = ÷[ ×24﹣ ×24], 分数混合运算---- 38=10×0.625, =0; =(15﹣8) , =6.25 (343) =7 , (338)9 +99 +999 +9999 + =78﹣(4.5+45.5+22), ×4, =78﹣72, =7× , =6; =9+99+999+9999+ ×5, =18 ; (344) =(10﹣1)+(100﹣1)+(1000﹣ 1)+ (10000 ﹣1)+4, (333)( )×8÷ , =2﹣( ﹣ )× , =10+100+1000+10000﹣4+4, =11110; =( ×8﹣25%×8)÷ × , =2﹣ × , (339)( ﹣ + )×84+101, =(3﹣2)÷ × , =2﹣ , = 84﹣ ×84+ ×84+101, =1× × , = ; =66﹣60+15+101, =3 =122; (345) (334) +1÷( ﹣ ), (340)3.5×1 +0.35×10+2 = ×0.25+0.25× ﹣0.25, ×350%, = +1÷( ﹣ ), =3.5×1 +3.5+2 ×3.5, =( + ﹣1)×0.25, = +1÷ , =0×0.25, =3.5×( + +1), =0; = +1× , =3.5×5, (346)6﹣ × ﹣ =17.5; = ; (341)[2 +(3.4﹣2 )×4.5]÷1 =6﹣ ﹣ , (335)( + ﹣ )×24, , =6﹣( + ), = ×24+ ×24﹣ ×24, =6﹣1, =[2 +(3 ﹣2 )×4 ]÷1 , =20+16﹣18, =5; =18; =[ +( ﹣ )× ]÷1 , (347)〔1﹣( ﹣ )〕÷ (336) +( ﹣ )× , =[ + ]÷ , =[1﹣( ﹣ ))]× , = +( ﹣ )× , =[2 + ]× , =[1﹣ ]× , = + × , =6× , = , = + , =4 . = ; = + , (342) (348) = ; = ﹣0.4+ ﹣0.6, = ﹣ × ﹣ , (337)0.625×9.6+62.5%× , =( + )﹣(0.4+0.6), = ﹣ ﹣ ; =0.625×9.6+0.625×0.4, =(9.6+0.4)×0.625, =1﹣1, 分数混合运算---- 39= ( + ), = ; = × , = ﹣1, (354)3.6×2 ÷16.9÷(3 ×1.1 = ; 6)×1.3 = ; (360)( ﹣ )÷ , =3.6×2.32÷16.9÷3.6÷1.16×1 .3, (349) = × , =(3.6÷3.6)×(2.32÷1.16) ×1.3÷16.9, = × + × , = ; =1×2×1.3÷16.9, =2.6÷16.9, =( + )× , (361) × + ÷ , = ; =1× , = × + × , (355) + + +…+ = ; = ×( + ), =( )+( ﹣ )+( ﹣ )+…+( (350)5+3.6×2.5÷0.48 = × , =5+9×0.4×2.5÷0.48, ﹣ ), =5+9×(0.4×2.5)÷0.48, = =5+9×1÷0.48, =1﹣ + ﹣ + ﹣…+ ﹣ , =5+18.75, (362)7÷ ﹣ ÷7, =23.75; =1﹣ , (351) =7× ﹣ × , = . =22﹣ ﹣ , = ﹣ , (356) ÷ × , =22﹣( + ), = ; = × , =22﹣1, (363) × ÷( ﹣ ), =21; = ; (352) = × ÷ , (357)( ﹣ + )×12, =299÷299 , = ×3× , = ×12﹣ ×12+ ×12, =299× =1× , =4﹣3+2, =3; =299× = ; (358)7× ÷7× , = ; (364) =1÷7× , ×3.6+5.2×0.5+1.2×50%, (353) =0.5×3.6+5.2×0.5+1.2×0.5, = × , =0.5×(3.6+5.2+1.2), =[ ﹣ ﹣ ]× , =0.5×10, = ; =5; =[1﹣ ]× , (359)1.5× ﹣ × , (365)[ ﹣( + )]÷ , = , =( ﹣ )× , =[ ﹣ ]÷ , 分数混合运算---- 40= ÷ , = ÷[0+ ], (378)3 ﹣ ×3.6, = ; = ÷ , =3 ﹣0.9, (366)11.32﹣(7 +1.32), = ; = ; =11.32﹣1.32﹣7 , (372) ×( + )÷ , (379) ×1 ÷3 , =10﹣7 , = × ÷ , = × × , =2 ; = , = (367)89× , = ; (380)0.44+ + +0.6, =0.44+0.4+0.56+0.6, =(88+1)× , (373)[ ﹣( + )]÷ , =(0.44+0.56)+(0.4+0.6), =1+1, =88× +1× , =[ ﹣ ]÷ , =2; =87+ , = , (381) +2 ×2 ﹣2 ÷ , =87 = = + ﹣3, =5﹣3, (368) ÷ ÷ , (374)( ﹣ + )×42, =2; = ÷ , = ×42﹣ ×42+ ×42, (382)(4 ﹣2 )÷(1 +2.4), =24﹣8+12, = ; =2 ÷3 , =16+12, =28; (369) ÷4× , = × , (375)0.42×1 +3 , = × , = ; =0.6+3 , (383)48200﹣156×720÷39, = ; =3.725; =48200﹣112320÷39, =48200﹣2880, (370) ÷ + × , (376)1 ÷3.6× , =45320; (384)(3.06÷0.25+2.76)×0.2, = × + × , =1 × × , =(12.24+2.76)×0.2, =15×0.2, =( + )× , = ; =3; =1× , (377)15 ×7+3 ÷ , (385)[3 ÷(3﹣2.4× )]×0.2, = ; =15 ×7+3 ×7, =[3 ÷(3﹣ )]×0.2, (371) ÷[ ﹣( ﹣ )], =(15 +3 )×7, =[3 ÷ ]×0.2, =19×7, = ÷[ ﹣ + ], =133; = × , 分数混合运算---- 41= = ; = , (386) + ﹣ , (395) + + + , = . = + ﹣ , =( + )+( + ), (402) ÷ ÷ , =1+1, = ; = ×15, =2 =8; (387)25× × = ; (396) × ÷ × , (403)( + )× , (388) × × = ; =( )×( ), =( )× , (389) ÷6÷ =1× , = × , = × ×15, =1 ; = ; = ; (397) ×13﹣ , (404)13.2÷(3.2×3﹣0.8), =13.2÷(9.6﹣0.8), (390) × ÷ , = ×(13﹣1), =13.2÷8.8, =1.5; = × × , = 12, (405) ÷[( ﹣ )×12], =10; = ; (398) ÷〔 ×(1﹣ )〕, = ÷[ ×12], (391)15÷ × , = ÷〔 × 〕, = ÷ , =15× × , = ÷ , = × , = =2; = (392) ﹣ + , (399) ÷ + × , (406) ×45+ ÷ , = + , =( )× , = ×45+ ×45, = ; =1× , =( + )×45, (393) + ﹣ , = ; =1×45, =45; = +( ﹣ ), (400) ﹣ ﹣ , (407) ﹣ × , = + , = ﹣( + ), = ﹣ , = ; = 1, = ; (394) ﹣( + ), = ; (408)( + )÷ , = ﹣ , (401) ﹣ ÷ , =( + )×56, 分数混合运算---- 42= ×56+ ×56, =1× , =1× , =21+16, = ; = ; =37 (409)( × + )÷(11﹣ ), (415) + × + , (421)5.58﹣ +5.42﹣ =( + )÷(11﹣ ), = + + , =(5.58+5.42)﹣( + ), =11﹣1, = ÷ , = + , =10; = = ; (422)999 +99 +9 + . (410) × × × , (416)( ﹣ )÷ , =1000+100+10+ ﹣ ﹣ ﹣ , =( × )×( × ), = , =1110+( ﹣ 3), = , = =1110+( ﹣ ). =1110+0, = ; (417) ÷( ﹣ ) =1110 (411) × + × , = ÷ , (423) × ﹣ ÷ , = ×( + ), = ; = × ﹣ × , = ×1, (418) ×[ ﹣( ﹣ )] =( ﹣ )× , = ; = ×[ + ﹣ ], =2× , (412) ÷[( + )× ], = ×[1﹣ ], = ; = ÷[ × ], = × , (424)1﹣ ÷ ﹣ , = ÷ , = ; =1﹣ ﹣ , =3; (419) ÷[ ×( + )] =1﹣( + ), (413)( + × )÷ , =1﹣1, = ÷[ × ], =0; =( + )÷ , = ×15, (425) ÷ ﹣ ÷ , = × , =9 ; =( ﹣ )÷ , = . (420) ÷ + × =1÷ (414) ÷ + × , = × + × , = ; = × + × , =( + )× , (426)( + × )÷ , =( + )× , 分数混合运算---- 43=( + )÷ , (428) ×( + )+ , =( )× , = ÷ , = × + + , = ; = . = , (430)4 4, (427) ÷ + × , = , =4× ﹣ , = × + , = ; =5﹣ , =( )× , (429) + , = . = ; = , 分数混合运算---- 44