Oefen de erbijsom en erafsom tot 10
In de mix
|
1.
2 – 2 =
0
2
|
2.
10 – 8 =
2
1
|
3.
1 + 1 =
1
2
|
4.
9 + 1 =
10
1
|
|
5.
8 – 5 =
3
1
|
6.
6 – 4 =
1
2
|
7.
4 – 3 =
2
1
|
8.
4 + 3 =
7
1
|
|
9.
1 + 4 =
1
5
|
10.
7 + 0 =
7
1
|
11.
9 – 6 =
3
1
|
12.
5 + 5 =
1
10
|
|
13.
2 + 0 =
2
1
|
14.
4 – 3 =
2
1
|
15.
3 + 1 =
4
1
|
16.
3 – 3 =
2
0
|
|
17.
5 – 3 =
2
1
|
18.
1 + 6 =
7
1
|
19.
2 + 2 =
4
1
|
20.
4 + 1 =
1
5
|