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