Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 21/9 from 14/2

1st number: 7 0/2, 2nd number: 2 3/9

14/2 - 21/9 is 14/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 9 is 18
  2. For the 1st fraction, since 2 × 9 = 18,
    14/2 = 14 × 9/2 × 9 = 126/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    21/9 = 21 × 2/9 × 2 = 42/18
  4. Subtract the two fractions:
    126/18 - 42/18 = 126 - 42/18 = 84/18
  5. After reducing the fraction, the answer is 14/3
  6. In mixed form: 42/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com