Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/40 and 15/16

30/40 + 15/16 is 27/16.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 40 × 2 = 80,
    30/40 = 30 × 2/40 × 2 = 60/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    15/16 = 15 × 5/16 × 5 = 75/80
  4. Add the two like fractions:
    60/80 + 75/80 = 60 + 75/80 = 135/80
  5. 135/80 simplified gives 27/16
  6. So, 30/40 + 15/16 = 27/16
    In mixed form: 111/16

MathStep (Works offline)

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

Related:

© everydaycalculation.com