Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/16 and 3/40

1st number: 4 8/16, 2nd number: 3/40

72/16 + 3/40 is 183/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    72/16 = 72 × 5/16 × 5 = 360/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    3/40 = 3 × 2/40 × 2 = 6/80
  4. Add the two like fractions:
    360/80 + 6/80 = 360 + 6/80 = 366/80
  5. 366/80 simplified gives 183/40
  6. So, 72/16 + 3/40 = 183/40
    In mixed form: 423/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com