Subtract 7/8 from 27/49
27/49 - 7/8 is -127/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
27/49 = 27 × 8/49 × 8 = 216/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
7/8 = 7 × 49/8 × 49 = 343/392 - Subtract the two like fractions:
216/392 - 343/392 = 216 - 343/392 = -127/392
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