Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 49/63 from 9/15

9/15 - 49/63 is -8/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315
  2. For the 1st fraction, since 15 × 21 = 315,
    9/15 = 9 × 21/15 × 21 = 189/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    49/63 = 49 × 5/63 × 5 = 245/315
  4. Subtract the two fractions:
    189/315 - 245/315 = 189 - 245/315 = -56/315
  5. After reducing the fraction, the answer is -8/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com