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