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