Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 28/7 from 4/3

1st number: 1 1/3, 2nd number: 4 0/7

4/3 - 28/7 is -8/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21

    Next, find the equivalent fraction of both fractional numbers with denominator 21
  2. For the 1st fraction, since 3 × 7 = 21,
    4/3 = 4 × 7/3 × 7 = 28/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    28/7 = 28 × 3/7 × 3 = 84/21
  4. Subtract the two like fractions:
    28/21 - 84/21 = 28 - 84/21 = -56/21
  5. After reducing the fraction, the answer is -8/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com