Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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