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