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