Supersnelle sommen tot 100

Erafsommen
1.
75
-
10
=
60
55
70
65
2.
5
-
0
=
20
5
15
25
3.
80
-
45
=
45
25
35
40
4.
15
-
10
=
10
25
5
15
5.
20
-
5
=
15
25
5
10
6.
50
-
15
=
35
30
25
40
7.
60
-
35
=
25
20
15
30
8.
10
-
5
=
5
25
10
20
9.
100
-
50
=
45
60
50
40
10.
80
-
30
=
45
50
40
60
11.
80
-
40
=
35
50
40
45
12.
15
-
5
=
0
5
15
10
13.
80
-
10
=
75
70
60
65
14.
10
-
0
=
0
20
15
10
15.
25
-
0
=
35
30
25
15
16.
85
-
25
=
50
60
70
65
17.
80
-
50
=
40
25
20
30
18.
65
-
5
=
70
65
55
60
19.
80
-
60
=
20
10
25
15
20.
75
-
65
=
0
15
5
10
21.
70
-
20
=
45
40
50
60
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Supersnelle sommen tot 100
| ANTWOORDEN

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