Supersnelle sommen tot 100

Erafsommen
1.
10
-
5
=
15
20
10
5
2.
90
-
35
=
45
55
65
50
3.
25
-
0
=
30
25
20
15
4.
100
-
75
=
35
25
20
15
5.
10
-
10
=
10
20
0
15
6.
30
-
0
=
20
25
30
35
7.
5
-
5
=
5
15
10
0
8.
75
-
25
=
60
50
55
45
9.
80
-
50
=
40
35
25
30
10.
80
-
10
=
60
75
70
65
11.
85
-
75
=
20
5
10
0
12.
40
-
10
=
20
25
30
35
13.
45
-
15
=
30
35
25
20
14.
50
-
25
=
35
20
25
15
15.
65
-
15
=
45
55
50
60
16.
100
-
85
=
25
15
20
5
17.
60
-
25
=
35
30
45
25
18.
25
-
25
=
20
10
15
0
19.
95
-
90
=
20
5
10
15
20.
90
-
25
=
60
55
70
65
21.
55
-
25
=
35
25
30
40
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Supersnelle sommen tot 100
| ANTWOORDEN

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