Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/5 and 12/72

1st number: 4 0/5, 2nd number: 12/72

20/5 + 12/72 is 25/6.

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,
    20/5 = 20 × 72/5 × 72 = 1440/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    12/72 = 12 × 5/72 × 5 = 60/360
  4. Add the two like fractions:
    1440/360 + 60/360 = 1440 + 60/360 = 1500/360
  5. 1500/360 simplified gives 25/6
  6. So, 20/5 + 12/72 = 25/6
    In mixed form: 41/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com