Los de erbijsom tot 100 op

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

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