Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/90 and 50/70

9/90 + 50/70 is 57/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 70 is 630
  2. For the 1st fraction, since 90 × 7 = 630,
    9/90 = 9 × 7/90 × 7 = 63/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    50/70 = 50 × 9/70 × 9 = 450/630
  4. Add the two fractions:
    63/630 + 450/630 = 63 + 450/630 = 513/630
  5. 513/630 simplified gives 57/70
  6. So, 9/90 + 50/70 = 57/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com