Snelle sommen tot 100

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

Snelle sommen tot 100
| ANTWOORDEN

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