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