Maak de erafsom tot 100

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

Maak de erafsom tot 100
| ANTWOORDEN

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