数学4572怎么算才会得24点

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/28 11:26:10
数学4572怎么算才会得24点
xN0_%cBSqj <b(LHX؊تJK_MF^ח&+D}~]l߾4/ۧݦ$uq}q+\5X5.-_ϦqPP:U0 tU@A0> BG-mB-eAkjOb81㌐ܷ'#UaL`< ^e$ ;#l@D~6vM e0g 9^& &Hpԉ2+P9䮺)pPMtt)eB$gx'

数学4572怎么算才会得24点
数学4572怎么算才会得24点

数学4572怎么算才会得24点
4,5,7,2的24点答案:
1:(4 × (5 + 7)) ÷ 2
2:4 × (5 + 7) ÷ 2
3:4 × ((5 + 7) ÷ 2)
4:(4 × (7 + 5)) ÷ 2
5:4 × (7 + 5) ÷ 2
6:4 × ((7 + 5) ÷ 2)
7:(4 - 2) × (5 + 7)
8:4 ÷ 2 ×(5 + 7)
9:(4 ÷ 2) × (5 + 7)
10:4 ÷ (2 ÷ (5 + 7))
11:(4 - 2) × (7 + 5)
12:4 ÷ 2 ×(7 + 5)
13:(4 ÷ 2) × (7 + 5)
14:4 ÷ (2 ÷ (7 + 5))
15:(5 + 7) × (4 - 2)
16:(5 + 7) × 4 ÷ 2
17:((5 + 7) × 4) ÷ 2
18:(5 + 7) × (4 ÷ 2)
19:(5 + 7) ÷ 2 × 4
20:((5 + 7) ÷ 2) × 4
21:(5 + 7) ÷ (2 ÷ 4)
22:(7 + 5) × (4 - 2)
23:(7 + 5) × 4 ÷ 2
24:((7 + 5) × 4) ÷ 2
25:(7 + 5) × (4 ÷ 2)
26:(7 + 5) ÷ 2 × 4
27:((7 + 5) ÷ 2) × 4
28:(7 + 5) ÷ (2 ÷ 4)

(5+7)*(4-2)

(5+7)*4/2=24