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