Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/15 and 28/14

1st number: 2 10/15, 2nd number: 2 0/14

40/15 + 28/14 is 14/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 14 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    40/15 = 40 × 14/15 × 14 = 560/210
  3. Likewise, for the 2nd fraction, since 14 × 15 = 210,
    28/14 = 28 × 15/14 × 15 = 420/210
  4. Add the two like fractions:
    560/210 + 420/210 = 560 + 420/210 = 980/210
  5. 980/210 simplified gives 14/3
  6. So, 40/15 + 28/14 = 14/3
    In mixed form: 42/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com