Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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