Maak de erafsom tot 100

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

Maak de erafsom tot 100
| ANTWOORDEN

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