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