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