Los de erbijsom tot 100 op

Erbijsommen
1.
5
+
85
=
70
75
85
90
2.
25
+
65
=
90
85
80
75
3.
10
+
90
=
95
85
90
100
4.
0
+
75
=
80
70
65
75
5.
5
+
65
=
70
60
75
80
6.
5
+
15
=
15
25
20
10
7.
0
+
30
=
35
25
30
40
8.
20
+
75
=
80
85
75
95
9.
0
+
100
=
90
95
85
100
10.
15
+
25
=
35
30
50
40
11.
5
+
10
=
25
10
20
15
12.
5
+
90
=
85
90
95
80
13.
15
+
30
=
45
40
55
35
14.
15
+
85
=
80
90
100
95
15.
0
+
90
=
80
75
85
90
16.
10
+
50
=
65
70
60
55
17.
25
+
30
=
65
55
45
60
18.
35
+
60
=
80
95
90
85
19.
15
+
65
=
70
80
75
85
20.
15
+
70
=
80
85
95
75
21.
5
+
70
=
80
75
70
65
© JuniorEinstein.nl
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Los de erbijsom tot 100 op
| ANTWOORDEN

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