Rekensommen met eraf tot 100

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

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