50以内加减混合口算题100道 (30)

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50以内加减混合计算题 100道用时:错误:

49 - 24 - 10 = 6 + 31 + 6 = 39 + 0 - 1 = 17 + 9 + 6 = 22 + 20 - 6 = 39 + 5 + 0 = 12 + 22 - 31 = 37 - 25 + 30 = 40 - 31 + 28 = 17 + 4 - 7 = 9 + 9 + 17 = 17 + 14 + 5 = 24 - 21 + 2 = 21 - 10 - 5 = 38 - 12 - 15 = 24 + 16 + 3 = 36 - 26 + 39 = 30 - 12 + 26 = 24 - 11 - 3 = 45 - 25 - 19 = 48 - 37 + 25 = 41 - 19 + 21 = 47 - 5 - 39 = 47 - 43 + 32 = 39 + 0 + 1 = 12 + 11 + 24 = 30 - 2 - 28 = 2 + 39 - 16 = 5 + 5 + 28 = 38 - 1 + 9 = 10 + 36 - 4 = 5 + 10 + 27 = 47 - 0 - 39 = 10 + 5 - 3 = 0 + 5 + 37 = 21 + 15 + 4 =

13 + 5 + 17 = 7 + 41 - 4 = 28 - 26 - 0 = 39 - 11 + 7 = 46 - 17 - 4 = 9 + 4 + 18 = 29 - 9 - 18 = 1 + 31 - 5 = 8 + 5 + 26 = 13 + 10 + 16 = 25 - 19 + 44 = 48 - 31 - 17 = 9 + 9 - 17 = 1 + 10 + 36 = 24 + 21 - 2 = 21 - 15 - 4 = 3 + 35 + 7 = 9 + 15 + 25 = 5 - 5 + 28 = 33 - 31 + 39 = 28 + 18 - 21 = 31 - 12 - 1 = 34 - 30 + 13 = 12 + 6 + 25 = 44 - 20 - 20 = 45 - 9 + 13 = 2 + 31 + 16 = 2 + 20 + 9 = 48 - 39 + 0 = 29 - 15 + 20 = 46 - 10 - 15 = 19 - 7 + 22 = 1 + 21 + 17 = 16 - 1 + 18 = 23 + 12 - 12 = 41 - 20 + 11 = 10 + 3 - 3 = 31 - 12 + 1 = 20 - 5 + 6 =

47 - 7 - 14 = 22 + 19 - 27 = 0 + 0 + 38 = 0 + 2 + 46 = 2 + 15 + 10 = 37 + 3 - 31 = 24 - 0 + 5 = 2 + 35 + 6 = 19 + 7 + 22 = 28 + 16 + 1 = 1 + 28 - 25 = 45 - 0 - 4 = 20 - 5 - 6 = 38 - 35 - 3 = 48 - 9 - 12 = 11 - 2 + 2 = 19 + 1 + 15 = 46 - 46 + 49 = 49 - 8 + 4 = 43 - 39 + 34 = 12 + 23 - 25 = 18 + 25 - 36 = 28 - 16 - 1 = 37 + 2 - 17 = 20 - 6 + 14 =

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