Subtract 30/27 from 15/48, Solve 15/48

Subtract 30/27 from 15/48

1^st number: 15/48, 2^nd number: 1 3/27

15/48 - 30/27 is -115/144.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 27 is 432

Next, find the equivalent fraction of both fractional numbers with denominator 432
For the 1st fraction, since 48 × 9 = 432,
15/48 = 15 × 9/48 × 9 = 135/432
Likewise, for the 2nd fraction, since 27 × 16 = 432,
30/27 = 30 × 16/27 × 16 = 480/432
Subtract the two like fractions:
135/432 - 480/432 = 135 - 480/432 = -345/432
After reducing the fraction, the answer is -115/144

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