Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 14/32 from 28/90

28/90 - 14/32 is -91/720.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 32 is 1440

    Next, find the equivalent fraction of both fractional numbers with denominator 1440
  2. For the 1st fraction, since 90 × 16 = 1440,
    28/90 = 28 × 16/90 × 16 = 448/1440
  3. Likewise, for the 2nd fraction, since 32 × 45 = 1440,
    14/32 = 14 × 45/32 × 45 = 630/1440
  4. Subtract the two like fractions:
    448/1440 - 630/1440 = 448 - 630/1440 = -182/1440
  5. After reducing the fraction, the answer is -91/720

MathStep (Works offline)

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

Related:

© everydaycalculation.com