Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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