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