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