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