Snelle sommen tot 100

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

Snelle sommen tot 100
| ANTWOORDEN

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