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