Erbijsommen en erafsommen tot 50
In de mix
1.
72
23
+
=
2.
27
8
+
=
3.
87
16
–
=
4.
26
4
–
=
5.
65
43
–
=
6.
40
45
+
=
7.
13
24
+
=
8.
58
32
–
=
9.
45
18
–
=
10.
87
70
–
=
11.
47
27
–
=
12.
90
77
–
=
13.
53
33
+
=
14.
93
78
–
=
15.
59
21
+
=
16.
35
26
+
=
17.
84
26
–
=
18.
85
9
+
=
19.
100
51
–
=
20.
73
5
–
=
21.
10
3
+
=
22.
32
42
+
=
23.
24
22
–
=
24.
27
30
+
=