Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 4/21 and 24/30

4/21 + 24/30 is 104/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 21 × 10 = 210,
    4/21 = 4 × 10/21 × 10 = 40/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    24/30 = 24 × 7/30 × 7 = 168/210
  4. Add the two like fractions:
    40/210 + 168/210 = 40 + 168/210 = 208/210
  5. 208/210 simplified gives 104/105
  6. So, 4/21 + 24/30 = 104/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com