Supersnelle sommen tot 100

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

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