Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 48/4 from 1/21

1st number: 1/21, 2nd number: 12 0/4

1/21 - 48/4 is -251/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 4 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 21 × 4 = 84,
    1/21 = 1 × 4/21 × 4 = 4/84
  3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
    48/4 = 48 × 21/4 × 21 = 1008/84
  4. Subtract the two like fractions:
    4/84 - 1008/84 = 4 - 1008/84 = -1004/84
  5. After reducing the fraction, the answer is -251/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com