Erbijsom en erafsom maken tot 100
In de mix
1.
30
20
–
=
2.
30
40
+
=
3.
70
40
–
=
4.
50
20
–
=
5.
70
40
–
=
6.
50
50
+
=
7.
80
70
–
=
8.
100
60
–
=
9.
50
10
+
=
10.
30
50
+
=
11.
30
10
+
=
12.
20
10
+
=
13.
50
20
+
=
14.
20
10
+
=
15.
20
0
+
=
16.
70
30
–
=
17.
30
30
+
=
18.
100
80
–
=
19.
20
0
+
=
20.
30
20
–
=
21.
60
40
+
=
22.
70
20
+
=
23.
80
10
+
=
24.
30
20
–
=