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