Maak de erbijsom en erafsom tot 50
In de mix
|
1.
4 – 1 =
1
3
|
2.
12 + 38 =
2
50
|
3.
33 – 5 =
2
28
|
4.
6 – 4 =
2
1
|
|
5.
40 + 1 =
2
41
|
6.
1 + 44 =
2
45
|
7.
31 – 28 =
1
3
|
8.
46 – 44 =
1
2
|
|
9.
17 – 15 =
2
1
|
10.
45 – 41 =
4
1
|
11.
35 – 18 =
2
17
|
12.
21 + 25 =
46
2
|
|
13.
46 + 1 =
2
47
|
14.
49 – 18 =
2
31
|
15.
10 – 8 =
1
2
|
16.
21 + 12 =
33
2
|
|
17.
10 + 17 =
27
2
|
18.
22 + 3 =
2
25
|
19.
22 + 22 =
44
2
|
20.
42 – 16 =
2
26
|