Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/25 and 30/98

21/25 + 30/98 is 1404/1225.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 98 is 2450

    Next, find the equivalent fraction of both fractional numbers with denominator 2450
  2. For the 1st fraction, since 25 × 98 = 2450,
    21/25 = 21 × 98/25 × 98 = 2058/2450
  3. Likewise, for the 2nd fraction, since 98 × 25 = 2450,
    30/98 = 30 × 25/98 × 25 = 750/2450
  4. Add the two like fractions:
    2058/2450 + 750/2450 = 2058 + 750/2450 = 2808/2450
  5. 2808/2450 simplified gives 1404/1225
  6. So, 21/25 + 30/98 = 1404/1225
    In mixed form: 1179/1225

MathStep (Works offline)

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

Related:

© everydaycalculation.com