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