Snelle sommen tot 100

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

Snelle sommen tot 100
| ANTWOORDEN

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