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