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