Supersnelle sommen tot 100

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

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