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