Liida ja lahuta 20 piires. Kirjuta kasti õige vastus
Sinu tulemus on
1
/
18
6 + 3 =
2
/
18
2 + 8 =
3
/
18
15 – 5 =
4
/
18
5 – 3 +10 =
5
/
18
10 – 6 =
6
/
18
12 + 5 =
7
/
18
16 – 5 =
8
/
18
13 + 7 =
9
/
18
17 – 5 + 2 =
10
/
18
20 – 9 =
11
/
18
11 + 8 =
12
/
18
12 + 7 – 9 =
13
/
18
14 – 2 + 8 =
14
/
18
4 + 3 =
15
/
18
4 + 6 – 6 =
16
/
18
7 – 4 =
17
/
18
11 + 4 – 5 =
18
/
18
16 + 2 – 7 =
