Erbijsom en erafsom maken tot 50
In de mix
1.
35
15
–
=
2.
20
15
–
=
3.
15
15
+
=
4.
20
25
+
=
5.
15
0
+
=
6.
20
25
+
=
7.
20
15
+
=
8.
40
10
+
=
9.
45
20
–
=
10.
50
15
–
=
11.
25
15
–
=
12.
50
45
–
=
13.
40
5
+
=
14.
40
20
–
=
15.
45
25
–
=
16.
25
5
+
=
17.
20
15
–
=
18.
20
15
–
=
19.
50
45
–
=
20.
35
10
+
=
21.
20
5
+
=
22.
15
0
+
=
23.
40
15
–
=
24.
20
15
–
=