Erafsommen oplossen tot 100

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

Erafsommen oplossen tot 100
| ANTWOORDEN

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