aftrekken tot 20 (zonder brug) Flashcards
1
Q
12-11
A
1
2
Q
20-18
A
2
3
Q
15-2
A
13
4
Q
17-5
A
12
5
Q
14-2
A
12
6
Q
17-3
A
14
7
Q
15-13
A
2
8
Q
20-3
A
17
9
Q
16-14
A
2
10
Q
20-4
A
16
11
Q
17-14
A
3
12
Q
17-2
A
15
13
Q
18-17
A
1
14
Q
13-2
A
11
15
Q
16-13
A
3
