Question

对2,3,3,5利用加减乘除乘方运算(可以用括号,每个数字只能用一次),使运算结果值24

Answer 1

1:2 × (3 × 5 - 3)

2:2 × ((3 × 5) - 3)

3:(2 + 5) × 3 + 3

4:((2 + 5) × 3) + 3

5:2 × (5 × 3 - 3)

6:2 × ((5 × 3) - 3)

7:3 + (2 + 5) × 3

8:3 + ((2 + 5) × 3)

9:(3 × (2 + 5)) + 3

10:3 × (2 + 5) + 3

11:3 + (3 × (2 + 5))

12:3 + 3 ×(2 + 5)

13:3 + (3 × (5 + 2))

14:3 + 3 ×(5 + 2)

15:3 + (5 + 2) × 3

16:3 + ((5 + 2) × 3)

17:(3 × (5 + 2)) + 3

18:3 × (5 + 2) + 3

19:(3 × 5 - 3) × 2

20:((3 × 5) - 3) × 2

21:(5 + 2) × 3 + 3

22:((5 + 2) × 3) + 3

23:(5 × 3 - 3) × 2

24:((5 × 3) - 3) × 2