Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 6/35 and 21/72

6/35 + 21/72 is 389/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 72 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 35 × 72 = 2520,
    6/35 = 6 × 72/35 × 72 = 432/2520
  3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
    21/72 = 21 × 35/72 × 35 = 735/2520
  4. Add the two like fractions:
    432/2520 + 735/2520 = 432 + 735/2520 = 1167/2520
  5. 1167/2520 simplified gives 389/840
  6. So, 6/35 + 21/72 = 389/840

MathStep (Works offline)

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

Related:

© everydaycalculation.com