Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 9/24 from 30/84

30/84 - 9/24 is -1/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 24 is 168
  2. For the 1st fraction, since 84 × 2 = 168,
    30/84 = 30 × 2/84 × 2 = 60/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    9/24 = 9 × 7/24 × 7 = 63/168
  4. Subtract the two fractions:
    60/168 - 63/168 = 60 - 63/168 = -3/168
  5. After reducing the fraction, the answer is -1/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com