Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 6/42 and 21/27

6/42 + 21/27 is 58/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 27 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 42 × 9 = 378,
    6/42 = 6 × 9/42 × 9 = 54/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    21/27 = 21 × 14/27 × 14 = 294/378
  4. Add the two like fractions:
    54/378 + 294/378 = 54 + 294/378 = 348/378
  5. 348/378 simplified gives 58/63
  6. So, 6/42 + 21/27 = 58/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com