二十以内加减混合计算题100道 (48)

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20以内加减混合计算题 100道用时:错误:

13 + 5 - 7 = 2 - 2 + 11 = 2 + 10 + 7 = 1 + 3 + 2 = 19 - 14 - 1 = 7 + 0 + 7 = 7 - 5 + 16 = 8 + 1 + 10 = 15 + 5 + 0 = 7 - 0 + 10 = 8 - 8 + 15 = 19 - 7 - 7 = 10 - 0 - 6 = 10 - 2 + 6 = 14 - 9 + 15 = 13 - 12 + 6 = 19 - 7 - 6 = 10 + 7 - 8 = 3 + 3 - 1 = 11 - 3 - 0 = 12 - 0 - 2 = 16 - 12 - 2 = 19 - 6 - 9 = 12 - 10 + 9 = 11 - 1 - 9 = 7 + 7 - 2 = 4 + 2 + 4 = 9 + 2 - 10 = 18 - 10 + 2 = 0 + 12 - 0 = 16 - 4 - 3 = 13 + 0 + 1 = 16 - 3 + 0 = 6 + 4 + 0 = 0 + 1 - 1 = 7 + 11 - 5 = 13 - 0 + 2 = 1 + 1 + 8 = 2 + 15 + 3 = 17 - 8 + 5 = 1 + 5 + 11 = 15 - 15 + 3 = 4 + 9 - 10 = 18 + 2 - 13 = 19 - 9 + 7 = 10 + 9 - 19 = 3 + 7 + 7 = 6 + 11 - 5 = 6 + 9 + 2 = 19 - 12 - 1 = 4 + 8 + 3 = 14 - 3 - 4 = 17 - 6 + 2 = 19 - 10 - 1 = 19 - 11 - 5 = 17 - 8 - 5 = 1 + 0 + 5 = 5 + 2 + 1 = 1 + 17 - 3 = 18 - 2 - 13 =

17 - 10 + 5 = 11 + 4 - 12 = 14 - 6 + 10 = 12 + 1 + 5 = 16 + 3 + 0 = 5 + 0 + 1 = 4 + 9 + 6 = 2 + 15 - 3 = 16 - 13 + 9 = 6 + 2 + 0 = 10 + 1 + 9 = 6 - 3 - 1 = 16 - 6 - 6 = 9 + 9 - 18 = 14 - 1 + 4 = 0 + 17 + 3 = 17 + 0 - 14 = 5 - 2 - 1 = 14 + 6 - 7 = 18 - 1 - 16 = 10 + 1 - 9 = 16 - 8 - 3 = 19 - 12 + 1 = 16 + 1 + 0 = 14 - 4 - 7 = 17 - 6 - 2 = 17 - 0 - 14 = 18 - 0 - 13 = 19 + 0 - 13 = 6 - 2 - 0 = 3 + 2 + 8 = 13 - 4 - 8 = 1 + 4 + 8 = 17 - 11 + 8 = 14 + 4 - 7 = 17 - 8 - 2 = 7 + 5 - 3 = 3 + 11 + 0 = 13 - 1 - 8 = 4 + 1 + 8 =