Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/20 from 15/64

15/64 - 5/20 is -1/64.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 20 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 64 × 5 = 320,
    15/64 = 15 × 5/64 × 5 = 75/320
  3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
    5/20 = 5 × 16/20 × 16 = 80/320
  4. Subtract the two like fractions:
    75/320 - 80/320 = 75 - 80/320 = -5/320
  5. After reducing the fraction, the answer is -1/64

MathStep (Works offline)

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

Related:

© everydaycalculation.com