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Subtract 54/70 from 27/48

27/48 - 54/70 is -117/560.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 70 is 1680
  2. For the 1st fraction, since 48 × 35 = 1680,
    27/48 = 27 × 35/48 × 35 = 945/1680
  3. Likewise, for the 2nd fraction, since 70 × 24 = 1680,
    54/70 = 54 × 24/70 × 24 = 1296/1680
  4. Subtract the two fractions:
    945/1680 - 1296/1680 = 945 - 1296/1680 = -351/1680
  5. After reducing the fraction, the answer is -117/560

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