Los de erbijsom tot 100 op

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

Los de erbijsom tot 100 op
| ANTWOORDEN

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