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