Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/10 and 84/18

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

54/10 + 84/18 is 151/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    54/10 = 54 × 9/10 × 9 = 486/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    84/18 = 84 × 5/18 × 5 = 420/90
  4. Add the two like fractions:
    486/90 + 420/90 = 486 + 420/90 = 906/90
  5. 906/90 simplified gives 151/15
  6. So, 54/10 + 84/18 = 151/15
    In mixed form: 101/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com