Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/5 and 84/18

1st number: 10 4/5, 2nd number: 4 12/18

54/5 + 84/18 is 232/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 5 × 18 = 90,
    54/5 = 54 × 18/5 × 18 = 972/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    84/18 = 84 × 5/18 × 5 = 420/90
  4. Add the two like fractions:
    972/90 + 420/90 = 972 + 420/90 = 1392/90
  5. 1392/90 simplified gives 232/15
  6. So, 54/5 + 84/18 = 232/15
    In mixed form: 157/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com