Rekensommen met eraf tot 100

Erafsommen
1.
30
–
5
=
2.
95
–
5
=
3.
95
–
90
=
4.
70
–
10
=
5.
35
–
10
=
6.
20
–
5
=
7.
10
–
5
=
8.
65
–
15
=
9.
70
–
0
=
10.
55
–
20
=
11.
75
–
65
=
12.
40
–
20
=
13.
95
–
85
=
14.
65
–
0
=
15.
75
–
75
=
16.
85
–
80
=
17.
40
–
25
=
18.
45
–
25
=
19.
35
–
10
=
20.
10
–
0
=
21.
75
–
65
=
22.
85
–
0
=
23.
95
–
85
=
24.
40
–
35
=
25.
25
–
15
=
26.
10
–
0
=
27.
20
–
10
=
28.
70
–
10
=
29.
95
–
90
=
30.
10
–
5
=
31.
20
–
20
=
32.
60
–
25
=
33.
65
–
25
=
34.
10
–
10
=
35.
20
–
5
=
36.
5
–
0
=
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Rekensommen met eraf tot 100
| ANTWOORDEN

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