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