Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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