Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/30 from 5/56

5/56 - 7/30 is -121/840.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 30 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 56 × 15 = 840,
    5/56 = 5 × 15/56 × 15 = 75/840
  3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
    7/30 = 7 × 28/30 × 28 = 196/840
  4. Subtract the two like fractions:
    75/840 - 196/840 = 75 - 196/840 = -121/840

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com