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