Since the numbers 15 and 56 share no positive integer factors other than 1, the proper fraction 15/56 is already expressed in its simplest form.
Divide both numerator and denominator by 2.30/56 = 15/28
56/210 = 4/15 when simplified
8/11 or 0.727
8/56 = 1/7
Yes and it is: 32/56 = 4/7
7/4
14/11
8/19
It is: 56/72 = 7/9 by dividing 56 and 72 by their HCF
By realizing that 28 is half of 56. 28/56 = 1/2
Yes and it is 8/11
Yes, the answer is 17/28