Supersnelle sommen tot 100

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

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