Erbijsom en erafsom maken tot 50
In de mix
1.
30
25
–
=
2.
35
5
+
=
3.
45
30
–
=
4.
25
20
–
=
5.
25
15
+
=
6.
20
15
–
=
7.
25
5
+
=
8.
40
30
–
=
9.
40
30
–
=
10.
35
15
–
=
11.
10
5
+
=
12.
35
25
–
=
13.
30
25
–
=
14.
15
15
+
=
15.
15
10
+
=
16.
20
5
+
=
17.
10
5
+
=
18.
25
20
–
=
19.
20
20
+
=
20.
10
5
+
=
21.
50
40
–
=
22.
10
5
+
=
23.
25
5
+
=
24.
25
15
–
=