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