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