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