Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 56/15 and 28/18

1st number: 3 11/15, 2nd number: 1 10/18

56/15 + 28/18 is 238/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 15 × 6 = 90,
    56/15 = 56 × 6/15 × 6 = 336/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    28/18 = 28 × 5/18 × 5 = 140/90
  4. Add the two like fractions:
    336/90 + 140/90 = 336 + 140/90 = 476/90
  5. 476/90 simplified gives 238/45
  6. So, 56/15 + 28/18 = 238/45
    In mixed form: 513/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com