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