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