Erbijsom en erafsom maken tot 100
In de mix
1.
60
10
+
=
2.
30
30
+
=
3.
20
10
+
=
4.
20
50
+
=
5.
30
10
+
=
6.
100
30
–
=
7.
20
30
+
=
8.
30
20
+
=
9.
30
60
+
=
10.
90
80
–
=
11.
20
30
+
=
12.
60
40
–
=
13.
20
40
+
=
14.
80
20
–
=
15.
60
50
–
=
16.
50
20
+
=
17.
20
10
+
=
18.
70
40
–
=
19.
50
40
–
=
20.
60
40
–
=
21.
100
50
–
=
22.
50
30
–
=
23.
60
40
–
=
24.
20
0
+
=