Rekensommen met eraf tot 100

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

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