Subtract 8/27 from 18/60, Solve 18/60

Subtract 8/27 from 18/60

18/60 - 8/27 is 1/270.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 is 540

Next, find the equivalent fraction of both fractional numbers with denominator 540
For the 1st fraction, since 60 × 9 = 540,
18/60 = 18 × 9/60 × 9 = 162/540
Likewise, for the 2nd fraction, since 27 × 20 = 540,
8/27 = 8 × 20/27 × 20 = 160/540
Subtract the two like fractions:
162/540 - 160/540 = 162 - 160/540 = 2/540
After reducing the fraction, the answer is 1/270

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