20以内加减混合计算题 100道 用时: 错误: 15 - 7 + 6 = 12 + 0 + 1 = 2 + 12 + 3 = 12 + 0 + 5 = 3 + 4 + 8 = 15 - 4 - 0 = 5 + 12 - 13 = 15 + 4 - 15 = 16 + 0 - 7 = 11 - 3 - 2 = 18 4 + 7 + 0 = 1 8 - 0 + 12 = 14 19 - 7 - 9 = 18 10 - 3 + 2 = 14 3 + 5 + 1 = 8 6 - 5 + 17 = 4 2 + 10 - 3 = 14 11 - 10 + 11 = 18 4 + 7 + 4 = 2 2 + 7 - 4 = 8 9 - 0 - 6 = 11 11 + 4 - 5 = 15 12 - 11 + 10 = 5 17 - 13 - 2 = 15 8 + 2 + 10 = 17 16 + 1 - 11 = 16 - 1 - 10 = 13 + 0 + 2 = 2 - 6 + 4 = 4 - 18 + 7 = 14 - 8 + 3 = 3 + 12 - 1 = 11 - 2 + 18 = 11 + 1 - 11 = 9 - 17 - 0 = 14 + 13 - 7 = 6 - 4 + 16 = 0 - 2 - 2 = 16 - 13 - 2 = 9 + 14 - 5 = 9 - 1 - 14 = 1 - 16 + 12 = 5 - 3 - 10 = 9 - 4 + 1 = + 10 - 2 = + 5 + 1 = - 4 - 1 = - 3 + 1 = + 1 - 2 = - 11 + 11 = - 6 + 9 = - 6 - 4 = - 5 + 10 = - 0 - 0 = + 4 - 17 = + 7 - 12 = - 7 + 0 = + 7 + 5 = + 12 - 2 = + 2 + 6 = 9 + 4 + 6 = 12 + 8 - 4 = 12 - 6 - 4 = 12 - 12 + 14 = 1 + 9 - 8 = 15 + 3 - 14 = 16 - 13 + 8 = 2 + 5 + 4 = 4 + 10 - 9 = 1 + 5 + 5 = 18 - 4 - 4 = 9 + 7 - 15 = 6 - 0 + 5 = 10 9 - 2 + 6 = 6 10 - 7 + 11 = 5 10 - 9 + 14 = 16 0 + 3 + 10 = 18 14 + 4 + 1 = 10 17 - 11 - 2 = 16 3 + 13 - 6 = 4 2 + 6 + 1 = 14 5 + 9 - 8 = + 9 - 11 = 0 + 0 + 11 = 18 + 1 + 2 = 11 + 1 - 17 = 12 - 0 - 3 = 14 - 1 + 3 = 0 - 16 + 1 = 10 + 1 + 11 = 12 - 9 + 0 = 17 + 17 - 17 = - 12 + 14 = + 2 - 5 = - 2 - 2 = + 6 - 4 = + 0 + 0 = - 7 + 0 = - 7 + 4 = - 8 - 2 = 本文来源:https://www.wddqw.com/doc/479b99f553d380eb6294dd88d0d233d4b04e3f88.html