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