Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 84/25 and 4/72

1st number: 3 9/25, 2nd number: 4/72

84/25 + 4/72 is 1537/450.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 72 is 1800
  2. For the 1st fraction, since 25 × 72 = 1800,
    84/25 = 84 × 72/25 × 72 = 6048/1800
  3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
    4/72 = 4 × 25/72 × 25 = 100/1800
  4. Add the two fractions:
    6048/1800 + 100/1800 = 6048 + 100/1800 = 6148/1800
  5. 6148/1800 simplified gives 1537/450
  6. So, 84/25 + 4/72 = 1537/450
    In mixed form: 3187/450

MathStep (Works offline)

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

Related:

© everydaycalculation.com