Maak de erbijsom en erafsom tot 50
In de mix
|
1.
4 + 38 =
2
42
|
2.
35 + 6 =
2
41
|
3.
38 + 7 =
2
45
|
4.
17 – 3 =
1
14
|
|
5.
8 + 3 =
11
1
|
6.
18 – 15 =
1
3
|
7.
2 + 36 =
38
2
|
8.
16 + 33 =
2
49
|
|
9.
18 + 13 =
31
2
|
10.
31 + 7 =
38
2
|
11.
10 – 6 =
4
1
|
12.
31 + 16 =
47
2
|
|
13.
43 + 1 =
44
2
|
14.
18 + 7 =
25
2
|
15.
28 – 20 =
1
8
|
16.
27 + 19 =
46
2
|
|
17.
7 – 7 =
2
0
|
18.
33 – 33 =
2
0
|
19.
11 – 8 =
1
3
|
20.
40 + 6 =
2
46
|