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