1+1=
2
8+2=
10
8+7=
15
10+10=
20
20+5=
25
2+1=
3
5+5=
5+6=
11
10+9=
19
20+4=
24
2+2=
4
4+5=
9
6+6=
12
10+8=
18
20+3=
23
1+3=
4+3=
7
5+8=
13
10+7
17
20+2=
22
3+2=
5
3+3=
6
10+4
14
8+8=
16
20+1=
21
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