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