Question

2个3和2个7怎样组合运算最后答案得24

Answer 1

1:(3 + 3 ÷ 7) × 7

2:(3 + (3 ÷ 7)) × 7

3:(3 ÷ 7 + 3) × 7

4:((3 ÷ 7) + 3) × 7

5:7 × (3 + 3 ÷ 7)

6:7 × (3 + (3 ÷ 7))

7:7 × (3 ÷ 7 + 3)

8:7 × ((3 ÷ 7) + 3)