Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 9/36 from 21/75

21/75 - 9/36 is 3/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 36 is 900

    Next, find the equivalent fraction of both fractional numbers with denominator 900
  2. For the 1st fraction, since 75 × 12 = 900,
    21/75 = 21 × 12/75 × 12 = 252/900
  3. Likewise, for the 2nd fraction, since 36 × 25 = 900,
    9/36 = 9 × 25/36 × 25 = 225/900
  4. Subtract the two like fractions:
    252/900 - 225/900 = 252 - 225/900 = 27/900
  5. After reducing the fraction, the answer is 3/100

MathStep (Works offline)

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

Related:

© everydaycalculation.com