10 以内加减混合计算题 50 道 用时： 错误：7 2 2 = 4 6 7 = 2 0 0 = 3 0 1 = 2 6 6 = 8 0 0 = 3 0 5 = 2 5 7 = 1 4 2 = 9 5 4 = 0 0 6 = 8 3 2 = 1 1 2 = 9 1 9 = 3 2 7 = 5 0 3 = 9 6 2 = 9 0 1 = 1 5 0 = 1 5 1 = 9 0 2 = 0 3 3 = 1 5 6 = 5 1 2 = 7 1 3 = 1 1 1 = 3 2 2 = 2 6 5 = 1 6 0 = 7 2 1 = 5 1 1 = 1 4 3 = 4 2 4 = 1 5 2 = 3 7 0 = 8 1 6 = 9 6 5 = 6 3 1 = 9 2 0 = 0 3 0 = 3 7 8 = 6 4 1 = 5 3 1 = 9 4 4 = 0 4 3 = 2 8 0 = 4 2 6 = 5 2 1 = 0 3 1 = 9 6 4 =
