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