Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/28 and 5/90

25/28 + 5/90 is 239/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 90 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    25/28 = 25 × 45/28 × 45 = 1125/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    5/90 = 5 × 14/90 × 14 = 70/1260
  4. Add the two like fractions:
    1125/1260 + 70/1260 = 1125 + 70/1260 = 1195/1260
  5. 1195/1260 simplified gives 239/252
  6. So, 25/28 + 5/90 = 239/252

MathStep (Works offline)

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

Related:

© everydaycalculation.com