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