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