Erafsommen oplossen tot 1.000

Erafsommen
1.
500
–
150
=
2.
1000
–
550
=
3.
950
–
450
=
4.
900
–
200
=
5.
800
–
150
=
6.
100
–
0
=
7.
300
–
200
=
8.
850
–
450
=
9.
650
–
50
=
10.
300
–
0
=
11.
950
–
700
=
12.
200
–
0
=
13.
150
–
0
=
14.
500
–
350
=
15.
900
–
150
=
16.
400
–
100
=
17.
250
–
50
=
18.
950
–
350
=
19.
100
–
0
=
20.
950
–
250
=
21.
100
–
100
=
22.
450
–
400
=
23.
400
–
150
=
24.
250
–
0
=
25.
150
–
50
=
26.
950
–
350
=
27.
700
–
450
=
28.
1000
–
950
=
29.
400
–
400
=
30.
300
–
50
=
31.
850
–
700
=
32.
100
–
0
=
33.
550
–
300
=
34.
200
–
50
=
35.
100
–
0
=
36.
550
–
50
=
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Erafsommen oplossen tot 1.000
| ANTWOORDEN

Erafsommen
1.
500
–
150
=
350
2.
1000
–
550
=
450
3.
950
–
450
=
500
4.
900
–
200
=
700
5.
800
–
150
=
650
6.
100
–
0
=
100
7.
300
–
200
=
100
8.
850
–
450
=
400
9.
650
–
50
=
600
10.
300
–
0
=
300
11.
950
–
700
=
250
12.
200
–
0
=
200
13.
150
–
0
=
150
14.
500
–
350
=
150
15.
900
–
150
=
750
16.
400
–
100
=
300
17.
250
–
50
=
200
18.
950
–
350
=
600
19.
100
–
0
=
100
20.
950
–
250
=
700
21.
100
–
100
=
0
22.
450
–
400
=
50
23.
400
–
150
=
250
24.
250
–
0
=
250
25.
150
–
50
=
100
26.
950
–
350
=
600
27.
700
–
450
=
250
28.
1000
–
950
=
50
29.
400
–
400
=
0
30.
300
–
50
=
250
31.
850
–
700
=
150
32.
100
–
0
=
100
33.
550
–
300
=
250
34.
200
–
50
=
150
35.
100
–
0
=
100
36.
550
–
50
=
500
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen