Maak de erbijsom en erafsom tot 20

In de mix
1.
17 5 =
1
12
2.
18 + 1 =
19
2
3.
9 7 =
2
1
4.
17 + 3 =
20
2
5.
1 + 8 =
1
9
6.
11 + 5 =
2
16
7.
17 + 0 =
17
2
8.
7 + 13 =
20
2
9.
4 2 =
2
1
10.
7 + 3 =
10
1
11.
19 17 =
1
2
12.
10 6 =
1
4
13.
8 + 3 =
1
11
14.
16 2 =
14
1
15.
9 + 3 =
12
1
16.
13 11 =
1
2
17.
6 + 8 =
14
1
18.
18 15 =
3
1
19.
9 + 2 =
11
1
20.
19 + 1 =
20
2

Maak de erbijsom en erafsom tot 20
| ANTWOORDEN

In de mix
1.
17 5 =
1
12
2.
18 + 1 =
19
2
3.
9 7 =
2
1
4.
17 + 3 =
20
2
5.
1 + 8 =
1
9
6.
11 + 5 =
2
16
7.
17 + 0 =
17
2
8.
7 + 13 =
20
2
9.
4 2 =
2
1
10.
7 + 3 =
10
1
11.
19 17 =
1
2
12.
10 6 =
1
4
13.
8 + 3 =
1
11
14.
16 2 =
14
1
15.
9 + 3 =
12
1
16.
13 11 =
1
2
17.
6 + 8 =
14
1
18.
18 15 =
3
1
19.
9 + 2 =
11
1
20.
19 + 1 =
20
2