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