Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 8/84 and 98/80

1st number: 8/84, 2nd number: 1 18/80

8/84 + 98/80 is 1109/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 80 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    98/80 = 98 × 21/80 × 21 = 2058/1680
  4. Add the two like fractions:
    160/1680 + 2058/1680 = 160 + 2058/1680 = 2218/1680
  5. 2218/1680 simplified gives 1109/840
  6. So, 8/84 + 98/80 = 1109/840
    In mixed form: 1269/840

MathStep (Works offline)

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

Related:

© everydaycalculation.com