Question

4 6 7 9 ,4 7 7 9 怎样算24点

Answer 1

①4 6 7 9
1: 6 ÷ 4 ×(7 + 9)
2: (6 ÷ 4) × (7 + 9)
3: 6 ÷ (4 ÷ (7 + 9))
4: 6 ÷ 4 ×(9 + 7)
5: (6 ÷ 4) × (9 + 7)
6: 6 ÷ (4 ÷ (9 + 7))
7: (6 × (7 + 9)) ÷ 4
8: 6 × (7 + 9) ÷ 4
9: 6 × ((7 + 9) ÷ 4)
10: (6 × (9 + 7)) ÷ 4
11: 6 × (9 + 7) ÷ 4
12: 6 × ((9 + 7) ÷ 4)
13: (7 + 9) ÷ 4 × 6
14: ((7 + 9) ÷ 4) × 6
15: (7 + 9) ÷ (4 ÷ 6)
16: (7 + 9) × 6 ÷ 4
17: ((7 + 9) × 6) ÷ 4
18: (7 + 9) × (6 ÷ 4)
19: (9 + 7) ÷ 4 × 6
20: ((9 + 7) ÷ 4) × 6
21: (9 + 7) ÷ (4 ÷ 6)
22: (9 + 7) × 6 ÷ 4
23: ((9 + 7) × 6) ÷ 4
24: (9 + 7) × (6 ÷ 4)

② 4 7 7 9
对不起 没有答案

Answer 2

6/(4/(7+9))，在线计算

Answer 3

* (-6) =24

总结：[（7-2） + （-9）] * （-6） = 24

=========

-9 +7 = -2

-2 - 2 = -4

-4 * -6 =24

总结：[（-9 + 7） -2] * -6 =24
======

-6 * 2 = -12

-9 +7 = -2

-2 * -12 = 24

总结：（-6 * 2） * （-9 * 7） =24

Answer 4

4679 (7+9)/4*6
4779无法做到！
http://cl1234good.blog.163.com/blog/static/171533682201011173722492/

Answer 5

4 6 7 9 （9+7）/4*6
4 7 7 9，无解哦~