Los de erbijsom tot 100 op

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

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