Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/6 from 21/5

1st number: 4 1/5, 2nd number: 5/6

21/5 - 5/6 is 101/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 6 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 5 × 6 = 30,
    21/5 = 21 × 6/5 × 6 = 126/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    5/6 = 5 × 5/6 × 5 = 25/30
  4. Subtract the two like fractions:
    126/30 - 25/30 = 126 - 25/30 = 101/30
  5. In mixed form: 311/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com