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