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