Supersnelle sommen tot 100

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

Supersnelle sommen tot 100
| ANTWOORDEN

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