Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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