Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 28/98 and 5/40

28/98 + 5/40 is 23/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 40 is 1960
  2. For the 1st fraction, since 98 × 20 = 1960,
    28/98 = 28 × 20/98 × 20 = 560/1960
  3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
    5/40 = 5 × 49/40 × 49 = 245/1960
  4. Add the two fractions:
    560/1960 + 245/1960 = 560 + 245/1960 = 805/1960
  5. After reducing the fraction, the answer is 23/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com