Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/80 and 45/54

30/80 + 45/54 is 29/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 54 is 2160

    Next, find the equivalent fraction of both fractional numbers with denominator 2160
  2. For the 1st fraction, since 80 × 27 = 2160,
    30/80 = 30 × 27/80 × 27 = 810/2160
  3. Likewise, for the 2nd fraction, since 54 × 40 = 2160,
    45/54 = 45 × 40/54 × 40 = 1800/2160
  4. Add the two like fractions:
    810/2160 + 1800/2160 = 810 + 1800/2160 = 2610/2160
  5. 2610/2160 simplified gives 29/24
  6. So, 30/80 + 45/54 = 29/24
    In mixed form: 15/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com