Erbijsom en erafsom maken tot 100
In de mix
1.
50
40
–
=
2.
30
10
+
=
3.
30
20
–
=
4.
60
50
–
=
5.
60
20
–
=
6.
80
10
+
=
7.
30
10
+
=
8.
20
10
+
=
9.
40
20
–
=
10.
30
20
–
=
11.
50
40
–
=
12.
20
10
+
=
13.
100
80
–
=
14.
20
30
+
=
15.
60
50
–
=
16.
90
70
–
=
17.
60
20
+
=
18.
20
20
+
=
19.
80
20
+
=
20.
70
30
–
=
21.
50
30
+
=
22.
50
50
+
=
23.
40
30
–
=
24.
20
10
+
=