Erafsommen tot 1.000 maken

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

Erafsommen tot 1.000 maken
| ANTWOORDEN

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