Supersnelle sommen tot 100

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

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