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