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