Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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