Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/45 and 54/36

1st number: 1 36/45, 2nd number: 1 18/36

81/45 + 54/36 is 33/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    81/45 = 81 × 4/45 × 4 = 324/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    54/36 = 54 × 5/36 × 5 = 270/180
  4. Add the two like fractions:
    324/180 + 270/180 = 324 + 270/180 = 594/180
  5. 594/180 simplified gives 33/10
  6. So, 81/45 + 54/36 = 33/10
    In mixed form: 33/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com