Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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