Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 48/5 and 20/72

1st number: 9 3/5, 2nd number: 20/72

48/5 + 20/72 is 889/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 5 × 72 = 360,
    48/5 = 48 × 72/5 × 72 = 3456/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    20/72 = 20 × 5/72 × 5 = 100/360
  4. Add the two like fractions:
    3456/360 + 100/360 = 3456 + 100/360 = 3556/360
  5. 3556/360 simplified gives 889/90
  6. So, 48/5 + 20/72 = 889/90
    In mixed form: 979/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com