Arvuta 1.

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1.
1 point
18-9
2.
1 point
14-6
3.
1 point
6+5
4.
1 point
8+9
5.
1 point
11-4
6.
1 point
7+6
7.
1 point
12-7
8.
1 point
4+8
9.
1 point
3+10
10.
1 point
9+9
11.
1 point
5+7
12.
1 point
8+8
13.
1 point
9+8
14.
1 point
16-9
15.
1 point
15-6
16.
1 point
5+9=
17.
1 point
13-8
18.
1 point
13-7
19.
1 point
12-8
20.
1 point
15-8