Los de erbijsom tot 100 op

Erbijsommen
1.
15
+
80
=
75
90
95
85
2.
20
+
35
=
50
45
55
65
3.
20
+
80
=
85
95
80
100
4.
0
+
80
=
80
70
90
85
5.
0
+
85
=
85
95
75
90
6.
25
+
50
=
70
75
80
65
7.
10
+
90
=
100
95
85
90
8.
35
+
55
=
70
90
80
75
9.
10
+
90
=
80
95
85
100
10.
20
+
80
=
90
100
95
85
11.
15
+
85
=
80
85
100
95
12.
15
+
55
=
70
75
65
60
13.
15
+
25
=
50
30
40
45
14.
20
+
45
=
55
65
75
70
15.
5
+
85
=
90
80
75
70
16.
0
+
95
=
75
95
85
80
17.
15
+
20
=
25
40
35
30
18.
20
+
60
=
85
75
70
80
19.
15
+
85
=
100
80
95
90
20.
5
+
75
=
90
70
75
80
21.
20
+
55
=
75
70
65
80
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen

Los de erbijsom tot 100 op
| ANTWOORDEN

Erbijsommen
1.
15
+
80
=
75
90
95
85
2.
20
+
35
=
50
45
55
65
3.
20
+
80
=
85
95
80
100
4.
0
+
80
=
80
70
90
85
5.
0
+
85
=
85
95
75
90
6.
25
+
50
=
70
75
80
65
7.
10
+
90
=
100
95
85
90
8.
35
+
55
=
70
90
80
75
9.
10
+
90
=
80
95
85
100
10.
20
+
80
=
90
100
95
85
11.
15
+
85
=
80
85
100
95
12.
15
+
55
=
70
75
65
60
13.
15
+
25
=
50
30
40
45
14.
20
+
45
=
55
65
75
70
15.
5
+
85
=
90
80
75
70
16.
0
+
95
=
75
95
85
80
17.
15
+
20
=
25
40
35
30
18.
20
+
60
=
85
75
70
80
19.
15
+
85
=
100
80
95
90
20.
5
+
75
=
90
70
75
80
21.
20
+
55
=
75
70
65
80
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen