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