Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/28 and 5/75

1st number: 2 25/28, 2nd number: 5/75

81/28 + 5/75 is 1243/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 75 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 28 × 75 = 2100,
    81/28 = 81 × 75/28 × 75 = 6075/2100
  3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
    5/75 = 5 × 28/75 × 28 = 140/2100
  4. Add the two like fractions:
    6075/2100 + 140/2100 = 6075 + 140/2100 = 6215/2100
  5. 6215/2100 simplified gives 1243/420
  6. So, 81/28 + 5/75 = 1243/420
    In mixed form: 2403/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com