一年级数学速算训练 (57)

2022-03-23 16:58:15 第一文档网 [ 字体：小中大 ] [

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71 + 4 = 43 - 41 = 77 + 15 = 81 + 58 = 83 - 53 = 24 - 9 = 96 - 40 = 3 + 94 = 95 - 59 = 24 + 82 = 96 - 70 = 47 + 33 = 10 + 31 = 44 + 57 = 71 + 46 = 100 - 55 = 29 - 28 = 92 + 99 = 79 - 49 = 6 + 34 = 71 + 84 = 90 + 65 = 17 + 96 = 42 + 10 = 87 - 42 = 38 + 74 = 23 + 22 = 75 - 20 = 73 - 31 = 90 + 48 = 74 + 15 = 53 - 41 = 77 + 90 = 83 - 65 = 100 + 24 = 90 - 54 = 88 - 34 = 70 - 6 = 80 - 24 = 12 + 17 = 47 - 40 = 67 - 6 = 30 + 81 = 78 + 39 =

91 - 16 = 2 + 9 = 88 - 17 = 85 + 35 = 87 + 10 = 67 - 41 = 74 + 77 = 63 - 38 = 100 + 85 = 86 - 16 = 91 + 79 = 92 - 82 = 86 + 37 = 81 - 61 = 72 + 79 = 96 - 34 = 19 + 48 = 76 + 46 = 67 - 26 = 84 - 54 = 58 + 80 = 69 + 91 = 89 + 85 = 69 - 66 = 91 + 69 = 27 + 95 = 66 + 4 = 34 + 91 = 52 - 31 = 92 + 47 = 9 + 19 = 66 - 9 = 100 - 14 = 30 + 82 = 59 + 4 = 72 - 41 =

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