Rekensommen met eraf tot 100

Erafsommen
1.
65
–
55
=
2.
95
–
70
=
3.
35
–
20
=
4.
60
–
10
=
5.
45
–
5
=
6.
75
–
25
=
7.
50
–
45
=
8.
10
–
10
=
9.
5
–
0
=
10.
35
–
10
=
11.
70
–
50
=
12.
60
–
20
=
13.
75
–
45
=
14.
80
–
10
=
15.
10
–
10
=
16.
60
–
55
=
17.
50
–
45
=
18.
100
–
80
=
19.
15
–
5
=
20.
85
–
35
=
21.
25
–
5
=
22.
5
–
5
=
23.
95
–
85
=
24.
70
–
25
=
25.
60
–
0
=
26.
40
–
0
=
27.
35
–
35
=
28.
100
–
50
=
29.
75
–
10
=
30.
100
–
75
=
31.
20
–
5
=
32.
75
–
70
=
33.
15
–
15
=
34.
20
–
10
=
35.
65
–
35
=
36.
20
–
5
=
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Rekensommen met eraf tot 100
| ANTWOORDEN

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