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