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