Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/30 and 63/36

1st number: 2 12/30, 2nd number: 1 27/36

72/30 + 63/36 is 83/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 30 × 6 = 180,
    72/30 = 72 × 6/30 × 6 = 432/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    63/36 = 63 × 5/36 × 5 = 315/180
  4. Add the two like fractions:
    432/180 + 315/180 = 432 + 315/180 = 747/180
  5. 747/180 simplified gives 83/20
  6. So, 72/30 + 63/36 = 83/20
    In mixed form: 43/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com