Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/90 and 14/70

27/90 + 14/70 is 1/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    27/90 = 27 × 7/90 × 7 = 189/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    14/70 = 14 × 9/70 × 9 = 126/630
  4. Add the two like fractions:
    189/630 + 126/630 = 189 + 126/630 = 315/630
  5. 315/630 simplified gives 1/2
  6. So, 27/90 + 14/70 = 1/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com