Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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