Subtract 49/48 from 21/27
1st number: 21/27, 2nd number: 1 1/48
21/27 - 49/48 is -35/144.
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,
21/27 = 21 × 16/27 × 16 = 336/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
49/48 = 49 × 9/48 × 9 = 441/432 - Subtract the two like fractions:
336/432 - 441/432 = 336 - 441/432 = -105/432 - After reducing the fraction, the answer is -35/144
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