Reken de erafsom tot 100 uit

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

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