Reken de erafsommen tot 12 uit
Erafsommen
|
1.
4 – 2 =
2
5
|
2.
5 – 5 =
2
0
|
3.
3 – 0 =
3
5
|
4.
8 – 5 =
3
2
|
|
5.
10 – 0 =
10
3
|
6.
11 – 8 =
3
5
|
7.
2 – 2 =
5
0
|
8.
10 – 5 =
6
5
|
|
9.
1 – 1 =
0
3
|
10.
3 – 0 =
1
3
|
11.
5 – 3 =
2
1
|
12.
6 – 6 =
4
0
|
|
13.
9 – 5 =
3
4
|
14.
7 – 0 =
9
7
|
15.
10 – 2 =
1
8
|
16.
10 – 5 =
6
5
|
|
17.
5 – 2 =
5
3
|
18.
6 – 4 =
5
2
|
19.
3 – 1 =
1
2
|
20.
6 – 0 =
2
6
|