Erbijsom en erafsom maken tot 50
In de mix
1.
40
35
–
=
2.
15
5
+
=
3.
20
15
–
=
4.
25
15
+
=
5.
15
10
+
=
6.
45
35
–
=
7.
15
5
+
=
8.
40
20
–
=
9.
20
15
–
=
10.
50
40
–
=
11.
20
5
+
=
12.
20
15
+
=
13.
45
40
–
=
14.
15
35
+
=
15.
30
15
–
=
16.
40
10
+
=
17.
15
0
+
=
18.
25
15
–
=
19.
15
10
+
=
20.
20
20
+
=
21.
45
30
–
=
22.
50
30
–
=
23.
15
0
+
=
24.
30
5
+
=