Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/20 from 18/24

18/24 - 7/20 is 2/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 20 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 24 × 5 = 120,
    18/24 = 18 × 5/24 × 5 = 90/120
  3. Likewise, for the 2nd fraction, since 20 × 6 = 120,
    7/20 = 7 × 6/20 × 6 = 42/120
  4. Subtract the two like fractions:
    90/120 - 42/120 = 90 - 42/120 = 48/120
  5. After reducing the fraction, the answer is 2/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com