Snelle sommen tot 100

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

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