Reken de erafsommen tot 100 uit

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

Reken de erafsommen tot 100 uit
| ANTWOORDEN

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