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