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