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