Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 10/56 from 18/40

18/40 - 10/56 is 19/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 56 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    18/40 = 18 × 7/40 × 7 = 126/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    10/56 = 10 × 5/56 × 5 = 50/280
  4. Subtract the two like fractions:
    126/280 - 50/280 = 126 - 50/280 = 76/280
  5. After reducing the fraction, the answer is 19/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com