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