Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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