Maak de erbijsom tot 100

Erbijsommen
1.
70
+
20
=
2.
40
+
25
=
3.
60
+
10
=
4.
60
+
40
=
5.
60
+
20
=
6.
90
+
0
=
7.
50
+
15
=
8.
5
+
5
=
9.
25
+
0
=
10.
55
+
20
=
11.
50
+
30
=
12.
50
+
35
=
13.
70
+
20
=
14.
80
+
5
=
15.
80
+
0
=
16.
100
+
0
=
17.
70
+
25
=
18.
30
+
5
=
19.
75
+
15
=
20.
60
+
20
=
21.
30
+
20
=
22.
70
+
20
=
23.
50
+
35
=
24.
95
+
0
=
25.
85
+
15
=
26.
45
+
10
=
27.
90
+
5
=
28.
45
+
30
=
29.
45
+
35
=
30.
85
+
0
=
31.
55
+
25
=
32.
40
+
30
=
33.
25
+
0
=
34.
25
+
25
=
35.
95
+
5
=
36.
65
+
0
=
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Maak de erbijsom tot 100
| ANTWOORDEN

Erbijsommen
1.
70
+
20
=
90
2.
40
+
25
=
65
3.
60
+
10
=
70
4.
60
+
40
=
100
5.
60
+
20
=
80
6.
90
+
0
=
90
7.
50
+
15
=
65
8.
5
+
5
=
10
9.
25
+
0
=
25
10.
55
+
20
=
75
11.
50
+
30
=
80
12.
50
+
35
=
85
13.
70
+
20
=
90
14.
80
+
5
=
85
15.
80
+
0
=
80
16.
100
+
0
=
100
17.
70
+
25
=
95
18.
30
+
5
=
35
19.
75
+
15
=
90
20.
60
+
20
=
80
21.
30
+
20
=
50
22.
70
+
20
=
90
23.
50
+
35
=
85
24.
95
+
0
=
95
25.
85
+
15
=
100
26.
45
+
10
=
55
27.
90
+
5
=
95
28.
45
+
30
=
75
29.
45
+
35
=
80
30.
85
+
0
=
85
31.
55
+
25
=
80
32.
40
+
30
=
70
33.
25
+
0
=
25
34.
25
+
25
=
50
35.
95
+
5
=
100
36.
65
+
0
=
65
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen