Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/80 and 4/90

25/80 + 4/90 is 257/720.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    25/80 = 25 × 9/80 × 9 = 225/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    4/90 = 4 × 8/90 × 8 = 32/720
  4. Add the two like fractions:
    225/720 + 32/720 = 225 + 32/720 = 257/720
  5. So, 25/80 + 4/90 = 257/720

MathStep (Works offline)

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

Related:

© everydaycalculation.com