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