Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/16 and 3/27

1st number: 1 5/16, 2nd number: 3/27

21/16 + 3/27 is 205/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 27 is 432

    Next, find the equivalent fraction of both fractional numbers with denominator 432
  2. For the 1st fraction, since 16 × 27 = 432,
    21/16 = 21 × 27/16 × 27 = 567/432
  3. Likewise, for the 2nd fraction, since 27 × 16 = 432,
    3/27 = 3 × 16/27 × 16 = 48/432
  4. Add the two like fractions:
    567/432 + 48/432 = 567 + 48/432 = 615/432
  5. 615/432 simplified gives 205/144
  6. So, 21/16 + 3/27 = 205/144
    In mixed form: 161/144

MathStep (Works offline)

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

Related:

© everydaycalculation.com