Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 4/21 and 4/35

4/21 + 4/35 is 32/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 35 is 105
  2. For the 1st fraction, since 21 × 5 = 105,
    4/21 = 4 × 5/21 × 5 = 20/105
  3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
    4/35 = 4 × 3/35 × 3 = 12/105
  4. Add the two fractions:
    20/105 + 12/105 = 20 + 12/105 = 32/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com