两个两位数不进位加减法计算题100道 (94)
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2位数加减法计算题 100道用时:错误:
25 + 21 = 77 - 55 = 82 - 20 = 86 - 72 = 64 + 22 = 13 + 64 = 76 - 72 = 78 - 57 = 15 + 11 = 12 + 64 = 86 - 85 = 32 - 21 = 28 + 50 = 63 + 16 = 66 - 11 = 50 + 32 = 87 - 86 = 52 + 34 = 32 + 27 = 40 + 42 = 58 - 23 = 34 + 33 = 24 - 20 = 75 - 40 = 63 + 13 = 58 - 56 = 64 - 32 = 78 - 73 = 27 + 41 = 56 - 33 = 41 + 25 = 13 + 82 = 71 + 11 = 85 - 71 = 40 + 38 = 48 - 10 = 41 + 38 = 87 + 10 = 68 - 66 = 14 + 82 = 61 + 11 = 57 + 40 = 76 - 64 = 63 + 26 = 75 - 50 = 28 + 60 = 57 - 42 = 53 + 13 =
86 - 22 = 86 - 71 = 20 + 74 = 66 - 34 = 63 - 20 = 33 + 15 = 34 - 33 = 33 + 50 = 58 - 54 = 72 + 20 = 72 - 30 = 87 - 85 = 77 - 52 = 43 + 46 = 35 + 52 = 88 - 12 = 32 + 31 = 48 - 23 = 24 + 20 = 84 - 62 = 50 + 42 = 61 + 14 = 22 + 76 = 30 + 11 = 16 + 10 = 24 + 21 = 87 - 10 = 57 + 42 = 44 + 51 = 88 - 24 = 78 - 71 = 34 + 20 = 42 + 44 = 87 - 83 = 42 + 31 = 12 + 63 = 12 + 76 = 36 + 53 = 21 + 61 = 61 - 60 = 24 + 33 = 31 + 25 = 11 + 62 = 31 + 13 = 31 + 12 = 33 + 46 = 85 - 84 = 84 - 70 = 68 - 54 = 16 + 23 = 66 - 33 = 65 - 40 =