−14−(−0.22+

1

25

)+[23−32×(−1)6]÷

3

4

=-1-（-0.04+0.04）+[8-9×1]÷

3

4

=-1-0+[8-9]÷

3

4

=-1-1÷

3

4

=-1-

4

3

=-

7

3

．