Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/15 and 30/56

1st number: 1 13/15, 2nd number: 30/56

28/15 + 30/56 is 1009/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 15 × 56 = 840,
    28/15 = 28 × 56/15 × 56 = 1568/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    30/56 = 30 × 15/56 × 15 = 450/840
  4. Add the two like fractions:
    1568/840 + 450/840 = 1568 + 450/840 = 2018/840
  5. 2018/840 simplified gives 1009/420
  6. So, 28/15 + 30/56 = 1009/420
    In mixed form: 2169/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com