Maak de erbijsom tot 100

Erbijsommen
1.
50
+
25
=
2.
25
+
15
=
3.
80
+
20
=
4.
75
+
5
=
5.
85
+
5
=
6.
75
+
20
=
7.
50
+
5
=
8.
70
+
30
=
9.
80
+
20
=
10.
25
+
5
=
11.
55
+
20
=
12.
65
+
30
=
13.
95
+
5
=
14.
85
+
10
=
15.
60
+
15
=
16.
75
+
5
=
17.
55
+
5
=
18.
85
+
10
=
19.
80
+
15
=
20.
65
+
5
=
21.
50
+
45
=
22.
15
+
15
=
23.
5
+
5
=
24.
70
+
15
=
25.
85
+
5
=
26.
30
+
10
=
27.
90
+
5
=
28.
55
+
20
=
29.
50
+
35
=
30.
25
+
10
=
31.
65
+
25
=
32.
70
+
10
=
33.
70
+
25
=
34.
80
+
20
=
35.
80
+
5
=
36.
45
+
40
=
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Maak de erbijsom tot 100
| ANTWOORDEN

Erbijsommen
1.
50
+
25
=
75
2.
25
+
15
=
40
3.
80
+
20
=
100
4.
75
+
5
=
80
5.
85
+
5
=
90
6.
75
+
20
=
95
7.
50
+
5
=
55
8.
70
+
30
=
100
9.
80
+
20
=
100
10.
25
+
5
=
30
11.
55
+
20
=
75
12.
65
+
30
=
95
13.
95
+
5
=
100
14.
85
+
10
=
95
15.
60
+
15
=
75
16.
75
+
5
=
80
17.
55
+
5
=
60
18.
85
+
10
=
95
19.
80
+
15
=
95
20.
65
+
5
=
70
21.
50
+
45
=
95
22.
15
+
15
=
30
23.
5
+
5
=
10
24.
70
+
15
=
85
25.
85
+
5
=
90
26.
30
+
10
=
40
27.
90
+
5
=
95
28.
55
+
20
=
75
29.
50
+
35
=
85
30.
25
+
10
=
35
31.
65
+
25
=
90
32.
70
+
10
=
80
33.
70
+
25
=
95
34.
80
+
20
=
100
35.
80
+
5
=
85
36.
45
+
40
=
85
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen