Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/80 and 24/70

9/80 + 24/70 is 51/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 70 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    9/80 = 9 × 7/80 × 7 = 63/560
  3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
    24/70 = 24 × 8/70 × 8 = 192/560
  4. Add the two like fractions:
    63/560 + 192/560 = 63 + 192/560 = 255/560
  5. 255/560 simplified gives 51/112
  6. So, 9/80 + 24/70 = 51/112

MathStep (Works offline)

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

Related:

© everydaycalculation.com