Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/40 and 5/63

20/40 + 5/63 is 73/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 63 is 2520
  2. For the 1st fraction, since 40 × 63 = 2520,
    20/40 = 20 × 63/40 × 63 = 1260/2520
  3. Likewise, for the 2nd fraction, since 63 × 40 = 2520,
    5/63 = 5 × 40/63 × 40 = 200/2520
  4. Add the two fractions:
    1260/2520 + 200/2520 = 1260 + 200/2520 = 1460/2520
  5. 1460/2520 simplified gives 73/126
  6. So, 20/40 + 5/63 = 73/126

MathStep (Works offline)

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

Related:

© everydaycalculation.com