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