Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/27 and 84/40

1st number: 12/27, 2nd number: 2 4/40

12/27 + 84/40 is 229/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 40 is 1080

    Next, find the equivalent fraction of both fractional numbers with denominator 1080
  2. For the 1st fraction, since 27 × 40 = 1080,
    12/27 = 12 × 40/27 × 40 = 480/1080
  3. Likewise, for the 2nd fraction, since 40 × 27 = 1080,
    84/40 = 84 × 27/40 × 27 = 2268/1080
  4. Add the two like fractions:
    480/1080 + 2268/1080 = 480 + 2268/1080 = 2748/1080
  5. 2748/1080 simplified gives 229/90
  6. So, 12/27 + 84/40 = 229/90
    In mixed form: 249/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com