Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 21/9 from 6/3

1st number: 2 0/3, 2nd number: 2 3/9

6/3 - 21/9 is -1/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 9 is 9

    Next, find the equivalent fraction of both fractional numbers with denominator 9
  2. For the 1st fraction, since 3 × 3 = 9,
    6/3 = 6 × 3/3 × 3 = 18/9
  3. Likewise, for the 2nd fraction, since 9 × 1 = 9,
    21/9 = 21 × 1/9 × 1 = 21/9
  4. Subtract the two like fractions:
    18/9 - 21/9 = 18 - 21/9 = -3/9
  5. After reducing the fraction, the answer is -1/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com