Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 4/45 from 5/63

5/63 - 4/45 is -1/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 45 is 315
  2. For the 1st fraction, since 63 × 5 = 315,
    5/63 = 5 × 5/63 × 5 = 25/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    4/45 = 4 × 7/45 × 7 = 28/315
  4. Subtract the two fractions:
    25/315 - 28/315 = 25 - 28/315 = -3/315
  5. After reducing the fraction, the answer is -1/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com