Snelle sommen tot 100

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

Snelle sommen tot 100
| ANTWOORDEN

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