Los de erbijsom en erafsom tot 50 op
In de mix
|
1.
12 – 12 =
0
3
4
2
|
2.
23 – 20 =
1
2
4
3
|
3.
24 + 13 =
2
3
37
4
|
4.
15 + 11 =
26
4
2
3
|
|
5.
37 + 2 =
2
4
3
39
|
6.
47 + 2 =
3
4
2
49
|
7.
44 – 39 =
5
3
1
2
|
8.
8 + 8 =
3
2
16
4
|
|
9.
22 – 21 =
1
3
2
4
|
10.
16 – 10 =
6
2
1
3
|
11.
13 + 11 =
4
24
3
2
|
12.
12 + 3 =
1
15
3
2
|
|
13.
9 – 1 =
8
3
1
2
|
14.
41 + 5 =
2
46
4
3
|
15.
33 – 20 =
2
1
3
13
|
16.
41 + 2 =
4
3
43
2
|
|
17.
44 + 0 =
2
3
44
4
|
18.
2 + 17 =
3
2
4
19
|
19.
4 – 3 =
3
1
4
2
|
20.
2 + 11 =
13
3
1
2
|