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