Oefen de erafsommen tot 100

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

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