Rekensommen met eraf tot 100

Erafsommen
1.
55
–
5
=
2.
95
–
90
=
3.
85
–
30
=
4.
60
–
50
=
5.
60
–
5
=
6.
65
–
0
=
7.
60
–
0
=
8.
85
–
70
=
9.
5
–
5
=
10.
10
–
10
=
11.
30
–
10
=
12.
35
–
20
=
13.
30
–
30
=
14.
10
–
0
=
15.
20
–
20
=
16.
95
–
35
=
17.
55
–
45
=
18.
35
–
35
=
19.
85
–
30
=
20.
85
–
55
=
21.
15
–
0
=
22.
85
–
35
=
23.
25
–
10
=
24.
45
–
10
=
25.
75
–
10
=
26.
40
–
15
=
27.
50
–
40
=
28.
35
–
0
=
29.
75
–
30
=
30.
35
–
5
=
31.
55
–
40
=
32.
30
–
0
=
33.
75
–
25
=
34.
90
–
5
=
35.
85
–
80
=
36.
25
–
25
=
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Rekensommen met eraf tot 100
| ANTWOORDEN

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