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二年级加减法1 36 + 34 = 73 – 25 = 90 – 86 = 9 + 48 = 7 + 43–8 = 92–67–15 = 52 +(21–13)= 46 + 35 = 83 – 25 = 90 – 76 = 9 + 38 = 8 + 45–9 = 94–77–15 = 42 +(21–11)= 56 + 37 = 63 – 18 = 60 – 36 = 8 + 36 =参考答案 70 48 4 57 42 10 60 81 58 14 47 44 2 52 93 45 24 44




























































