Oefen de erafsommen tot 100

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

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