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