Erafsommen oplossen tot 100

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

Erafsommen oplossen tot 100
| ANTWOORDEN

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