Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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