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