Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 50/90 and 40/63

50/90 + 40/63 is 25/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    50/90 = 50 × 7/90 × 7 = 350/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    40/63 = 40 × 10/63 × 10 = 400/630
  4. Add the two like fractions:
    350/630 + 400/630 = 350 + 400/630 = 750/630
  5. 750/630 simplified gives 25/21
  6. So, 50/90 + 40/63 = 25/21
    In mixed form: 14/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com