Subtract 9/5 from 63/27, Solve 2 9/27

Subtract 9/5 from 63/27

1^st number: 2 9/27, 2^nd number: 1 4/5

63/27 - 9/5 is 8/15.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 5 is 135

Next, find the equivalent fraction of both fractional numbers with denominator 135
For the 1st fraction, since 27 × 5 = 135,
63/27 = 63 × 5/27 × 5 = 315/135
Likewise, for the 2nd fraction, since 5 × 27 = 135,
9/5 = 9 × 27/5 × 27 = 243/135
Subtract the two like fractions:
315/135 - 243/135 = 315 - 243/135 = 72/135
After reducing the fraction, the answer is 8/15

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