Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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