50以内加减混合运算题100道 (15)
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50以内加减混合计算题 100道用时:错误:
19 + 22 - 39 = 3 + 24 + 20 = 14 + 29 - 6 = 14 + 2 + 20 = 2 + 41 - 34 = 7 + 23 - 10 = 34 - 0 - 30 = 29 - 8 + 5 = 17 - 9 + 26 = 21 + 3 - 17 = 35 - 23 - 7 = 2 + 30 - 27 = 25 - 13 + 6 = 9 + 3 + 1 = 17 - 9 + 12 = 14 + 2 + 6 = 11 + 1 + 7 = 22 - 13 - 1 = 34 - 12 + 23 = 17 + 15 - 19 = 18 + 19 - 10 = 14 + 24 - 7 = 25 - 25 + 7 = 29 - 14 + 32 = 7 + 34 - 3 = 14 + 7 + 5 = 15 + 8 - 13 = 26 - 8 + 1 = 16 + 22 - 27 = 40 - 10 + 7 = 48 - 21 + 3 = 12 + 31 - 5 = 17 - 14 + 11 =
18 + 8 + 4 = 30 - 1 - 26 = 13 + 3 + 14 = 42 + 8 - 42 = 39 - 10 - 5 = 33 - 18 + 23 = 36 + 4 + 7 = 24 - 23 + 22 = 31 + 0 + 17 = 9 - 9 + 23 = 39 - 11 - 13 = 47 - 16 - 1 = 42 - 23 - 18 = 45 - 1 - 18 = 30 + 12 - 32 = 34 - 34 + 41 = 18 - 13 + 3 = 39 + 5 + 5 = 18 + 3 - 4 = 46 - 17 - 9 = 45 - 35 + 23 = 44 - 17 - 12 = 49 - 42 - 4 = 7 + 39 + 2 = 39 - 6 - 14 = 10 + 17 + 3 = 31 - 6 - 25 = 7 + 41 - 10 = 25 - 14 - 0 = 2 + 41 - 20 = 18 + 23 - 15 = 47 - 11 - 2 = 43 - 10 - 3 =
6 + 8 + 24 = 3 +
7 + 31 = 10 + 14 + 22 = 12 + 2 + 32 = 36 - 24 - 4 = 21 +
8 + 2 = 5 + 10 + 33 = 16 + 25 - 31 = 18 + 1
9 + 10 = 25 + 20 - 8 = 0 + 23 + 7 = 43 - 5 - 4 = 11 - 10 + 4 = 35 - 10 - 14 = 39 - 0 - 6 = 22 - 18 + 1 = 31 - 5 - 16 = 7 + 34 + 3 = 2 + 3 + 26 = 35 - 5 - 15 = 49 - 29 - 15 = 43 - 10 + 3 = 18 + 13 + 3 = 9 + 9 + 23 = 42 - 12 - 11 = 0 + 28 - 6 = 30 - 24 + 39 = 27 + 5 + 12 = 13 + 20 - 20 = 35 + 10 - 14 = 43 - 15 - 2 = 22 + 18 - 1 = 49 - 34 - 14 = 13 + 15 + 21 =