Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 21/48 from 1/12

1/12 - 21/48 is -17/48.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 48 is 48

    Next, find the equivalent fraction of both fractional numbers with denominator 48
  2. For the 1st fraction, since 12 × 4 = 48,
    1/12 = 1 × 4/12 × 4 = 4/48
  3. Likewise, for the 2nd fraction, since 48 × 1 = 48,
    21/48 = 21 × 1/48 × 1 = 21/48
  4. Subtract the two like fractions:
    4/48 - 21/48 = 4 - 21/48 = -17/48

MathStep (Works offline)

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

Related:

© everydaycalculation.com