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