二年级两位数加减法20道练习题及答案(二年级数学计算题100道).pdf

计算题100道 66 94 69 48 53 - 53 - 19 - 40 + 22 + 35 = = = = = 87 50 61 86 61 - 71 - 36 - 37 - 32 - 48 = = = = = 95 67 68 46 35 - 71 - 23 - 18 + 15 + 23 = = = = = 32 25 60 36 40 + 19 + 27 - 24 + 21 + 52 = = = = = 20 45 80 42 13 + 33 + 24 - 60 + 35 + 41 = = = = = 31 65 61 89 51 + 66 + 25 + 17 - 44 - 41 = = = = = 48 65 17 39 25 - 30 + 25 + 17 + 34 + 42 = = = = = 21 12 36 37 90 + 35 + 45 + 52 + 51 - 50 = = = = = 22 40 98 49 65 + 37 + 14 - 16