19/27 is in its simplest form.
Yes, 27 over 30 can be reduced to 9 over 10.
27 over 50 is already in reduced form.
27/10
19/10 is reduced and the answer is 1 and 9/10
1820 over 54 reduced = 910/27
54 over 100 can be reduced to 27/50
The fraction 19/21 cannot be reduced any more.
No.
18 over 38 reduced = 9/19
The fraction 27/100 cannot be reduced any further.
no
Yes.