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