2 9 10 10 怎样算成24
问题描述:
2 9 10 10 怎样算成24
答
1: 9+10÷2+10=24
2: (9+10÷2)+10=24
3: 9+(10÷2)+10=24
4: 9+(10÷2+10)=24
5: 9+10+10÷2=24
6: (9+10)+10÷2=24
7: 9+(10+10÷2)=24
8: 9+10+(10÷2)=24
9: (9+10)+(10÷2)=24
10: 10÷2+9+10=24
11: (10÷2)+9+10=24
12: (10÷2+9)+10=24
13: 10÷2+(9+10)=24
14: (10÷2)+(9+10)=24
15: 10÷2+10+9=24
16: (10÷2)+10+9=24
17: (10÷2+10)+9=24
18: 10÷2+(10+9)=24
19: (10÷2)+(10+9)=24
20: 10+9+10÷2=24
21: (10+9)+10÷2=24
22: 10+(9+10÷2)=24
23: 10+9+(10÷2)=24
24: (10+9)+(10÷2)=24
25: 10+10÷2+9=24
26: (10+10÷2)+9=24
27: 10+(10÷2)+9=24
28: 10+(10÷2+9)=24
答
9+10+10/2
=9+10+5
=19+5
=24
答
10+9+(10/2)=24