Subtract 42/48 from 8/27
8/27 - 42/48 is -125/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 48 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
8/27 = 8 × 16/27 × 16 = 128/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
42/48 = 42 × 9/48 × 9 = 378/432 - Subtract the two like fractions:
128/432 - 378/432 = 128 - 378/432 = -250/432 - After reducing the fraction, the answer is -125/216
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