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