Reken de erafsommen tot 100 uit

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

Reken de erafsommen tot 100 uit
| ANTWOORDEN

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