一年级数学速算训练 (40)

2022-03-23 16:58:17 第一文档网 [ 字体：小中大 ] [

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速算,训练,年级,数学,40

54 - 23 = 15 - 2 = 79 - 2 = 88 + 26 = 53 - 35 = 79 + 18 = 23 + 50 = 99 + 6 = 94 - 62 = 9 + 81 = 71 - 61 = 79 + 95 = 70 - 40 = 93 + 30 = 83 - 40 = 21 + 9 = 15 - 5 = 40 - 5 = 96 - 78 = 61 - 34 = 49 - 18 = 14 - 6 = 84 - 56 = 87 + 93 = 35 - 17 = 28 + 36 = 10 + 38 = 81 + 24 = 80 - 33 = 100 - 41 = 99 + 2 = 95 + 62 = 56 - 31 = 84 + 7 = 72 - 62 = 32 + 65 = 95 - 21 = 40 + 83 = 27 + 93 = 23 + 92 = 49 - 35 = 90 + 79 = 31 - 24 = 1 + 15 =

7 + 83 = 82 - 70 = 84 - 33 = 80 - 21 = 29 - 13 = 98 - 59 = 98 - 34 = 58 + 89 = 85 - 19 = 75 + 82 = 97 + 34 = 51 - 46 = 81 - 19 = 62 + 46 = 62 - 42 = 58 + 44 = 78 - 5 = 57 + 74 = 37 + 93 = 78 - 61 = 23 - 8 = 64 + 43 = 5 + 51 = 84 - 61 = 59 - 54 = 86 - 39 = 87 - 13 = 96 + 17 = 76 - 41 = 96 - 46 = 100 - 22 = 87 + 97 = 79 + 7 = 41 + 30 = 39 - 6 = 52 + 99 =

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