Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/80 and 54/90

1/80 + 54/90 is 49/80.

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,
    1/80 = 1 × 9/80 × 9 = 9/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    54/90 = 54 × 8/90 × 8 = 432/720
  4. Add the two like fractions:
    9/720 + 432/720 = 9 + 432/720 = 441/720
  5. 441/720 simplified gives 49/80
  6. So, 1/80 + 54/90 = 49/80

MathStep (Works offline)

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

Related:

© everydaycalculation.com