Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/27 and 4/42

1/27 + 4/42 is 25/189.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 27 × 14 = 378,
    1/27 = 1 × 14/27 × 14 = 14/378
  3. Likewise, for the 2nd fraction, since 42 × 9 = 378,
    4/42 = 4 × 9/42 × 9 = 36/378
  4. Add the two like fractions:
    14/378 + 36/378 = 14 + 36/378 = 50/378
  5. 50/378 simplified gives 25/189
  6. So, 1/27 + 4/42 = 25/189

MathStep (Works offline)

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

Related:

© everydaycalculation.com