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