Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 4/15 from 12/20

12/20 - 4/15 is 1/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    12/20 = 12 × 3/20 × 3 = 36/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    4/15 = 4 × 4/15 × 4 = 16/60
  4. Subtract the two like fractions:
    36/60 - 16/60 = 36 - 16/60 = 20/60
  5. After reducing the fraction, the answer is 1/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com