Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 48/84 from 3/12

3/12 - 48/84 is -9/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 84 is 84
  2. For the 1st fraction, since 12 × 7 = 84,
    3/12 = 3 × 7/12 × 7 = 21/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    48/84 = 48 × 1/84 × 1 = 48/84
  4. Subtract the two fractions:
    21/84 - 48/84 = 21 - 48/84 = -27/84
  5. After reducing the fraction, the answer is -9/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com