Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 8/84 and 2/80

8/84 + 2/80 is 101/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 80 is 1680
  2. For the 1st fraction, since 84 × 20 = 1680,
    8/84 = 8 × 20/84 × 20 = 160/1680
  3. Likewise, for the 2nd fraction, since 80 × 21 = 1680,
    2/80 = 2 × 21/80 × 21 = 42/1680
  4. Add the two fractions:
    160/1680 + 42/1680 = 160 + 42/1680 = 202/1680
  5. After reducing the fraction, the answer is 101/840

MathStep (Works offline)

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

Related:

© everydaycalculation.com