Supersnelle sommen tot 100

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

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