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