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