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2/8,
3/9,
6/10,
b)5/15,
7/28,
14/32,
19/45,
To są odpowiedzi
= 2/8
= 3/9
= 6/10
b)= 5/15
= 7/28
= 14/32
= 19/45
5/8-3/8=2/8=1/4
7/9-4/9=3/9=1/3
9/10-3/10=6/10=3/5
b)13/15-8/15=5/15=1/3
21/28-14/28=7/28=1/4
29/32-15/32=14/32=7/16
36/45-17/45=19/45