Supersnelle sommen tot 100

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

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