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