Reken de erbijsom en erafsom tot 20 uit

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

Reken de erbijsom en erafsom tot 20 uit
| ANTWOORDEN

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