Subtract 7/9 from 27/49
27/49 - 7/9 is -100/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
27/49 = 27 × 9/49 × 9 = 243/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
7/9 = 7 × 49/9 × 49 = 343/441 - Subtract the two like fractions:
243/441 - 343/441 = 243 - 343/441 = -100/441
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