50以内混合进阶题 100道 用时： 错误：

8 × 9 － 11 = 6 × 2 － 5 = 1 × 8 － 7 =

3 × 7 － 1 = 0 × 4 ＋ 13 = 4 × 5 ＋ 2 =

0 × 1 ＋ 4 = 6 × 2 ＋ 3 = 9 × 7 － 10 =

3 × 8 ＋ 14 = 8 × 4 ＋ 1 = 4 × 5 － 0 =

1 × 2 ＋ 12 = 5 × 2 － 1 = 9 × 6 － 0 =

0 × 6 ＋ 2 = 6 × 6 ＋ 10 = 2 × 1 ＋ 1 =

5 × 0 ＋ 0 = 5 × 5 － 7 = 6 × 8 － 1 =

2 × 2 ＋ 1 = 9 × 1 ＋ 14 = 2 × 4 ＋ 5 =

7 × 2 ＋ 8 = 2 × 6 － 8 = 9 × 5 － 6 =

2 × 8 － 12 = 7 × 6 ＋ 0 = 2 × 9 － 0 =

5 × 7 ＋ 8 = 3 × 1 － 3 = 6 × 3 － 5 =

6 × 2 － 1 = 2 × 2 ＋ 0 = 5 × 1 ＋ 14 =

8 × 7 － 6 = 5 × 8 － 8 = 7 × 4 ＋ 10 =

3 × 7 － 0 = 7 × 4 － 12 = 2 × 6 － 7 =

8 × 4 ＋ 0 = 5 × 7 ＋ 4 = 9 × 3 － 2 =

3 × 5 ＋ 12 = 9 × 3 ＋ 4 = 2 × 4 － 4 =

0 × 3 ＋ 6 = 5 × 5 ＋ 1 = 6 × 0 ＋ 3 =

3 × 3 ＋ 8 = 3 × 3 － 9 = 4 × 5 － 13 =

6 × 9 － 14 = 0 × 6 ＋ 12 = 1 × 2 ＋ 11 =

4 × 1 ＋ 9 = 8 × 6 － 6 = 4 × 6 ＋ 14 =

9 × 7 － 2 = 7 × 2 － 9 = 1 × 5 － 4 =

3 × 8 ＋ 13 = 9 × 5 － 5 = 1 × 6 ＋ 5 =

5 × 4 ＋ 11 = 6 × 6 ＋ 9 = 9 × 1 ＋ 1 =

3 × 2 ＋ 5 = 3 × 4 ＋ 14 = 9 × 1 － 3 =

9 × 8 － 2 = 7 × 3 ＋ 14 = 0 × 5 ＋ 12 =

4 × 4 － 11 = 2 × 0 ＋ 12 = 7 × 0 ＋ 5 =

3 × 7 － 6 = 5 × 3 － 0 = 2 × 8 － 11 =

7 × 2 ＋ 0 = 6 × 1 ＋ 13 = 5 × 7 － 9 =

8 × 0 ＋ 8 = 3 × 5 － 9 = 4 × 3 － 11 =

9 × 3 ＋ 11 = 2 × 8 ＋ 6 = 4 × 7 ＋ 3 =

2 × 4 ＋ 3 = 4 × 9 － 5 = 9 × 3 ＋ 9 =

5 × 6 ＋ 10 = 3 × 1 ＋ 10 = 6 × 4 ＋ 6 =

9 × 9 － 5 = 3 × 1 ＋ 5 = 9 × 9 － 12 =

2 × 0 ＋ 13 =