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