文档内容
混合运算
(1)3500-(124+76)×16 (2)(480+20×4)÷20
(3)180+60÷5×6 (4)1721-36×(432-408)
(5)420-(25+15)×4 (6)8×(28+18+15)
(7)(230-215÷5)×16 (8)(160+880÷20)×4
(9)(328+198÷9)÷70 (10)65+260÷4×98(11)(73+22)÷(72-67) (12)36×5÷(27-17)
(13)3200÷(1280-72×15) (14)(457+28×14)×5
(15)280÷(240-8×25) (16)30+(96-12×5)
(17)50-[(165+35)÷100 ] (18)32÷(20-96÷24)
(19)630÷(21-12)×16 (20)(420-42×7)÷9
(21)3500-(124+76)×16 (22)(480+20×4)÷20(23)180+60÷5×6 (24)1721-36×(432-408)
(25)420-(25+15)×4 (26)8×(28+18+15)
(27)(230-215÷5)×16 (28)(160+880÷20)×4
(29)(90-21×2)÷12 (30)70+(750-65×11)
(31)(800÷20+36)×12 (32)360÷9÷8+16(33)1080-3500÷50+346 (34)(300÷15-11)×12
(35)350-5×3÷5 (36)480-(80+20)÷4
(37)(60-12×4)×15 (38)720+320÷16×7
(39)(328+198÷9)÷70 (40)65+260÷4×98
答案
(1)300 (2)28
(3)252 (4)857
(5)260 (6)480
(7)2992 (8)2856(9)5 (10)6435
(11)19 (12)18
(13)16 (14)4245
(15)7 (16)66
(17)48 (18)2
(19)1120 (20)14
(21)300 (22)28
(23)252 (24)857
(25)260 (26)480
(27)2992 (28)2856
(29)4 (30)105
(31)912 (32)21
(33)1356 (34)108
(35)347 (36)455
(37)180 (38)860
(39)5 (40)6435