Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 27/28 and 45/35

1st number: 27/28, 2nd number: 1 10/35

27/28 + 45/35 is 9/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 35 is 140
  2. For the 1st fraction, since 28 × 5 = 140,
    27/28 = 27 × 5/28 × 5 = 135/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    45/35 = 45 × 4/35 × 4 = 180/140
  4. Add the two fractions:
    135/140 + 180/140 = 135 + 180/140 = 315/140
  5. 315/140 simplified gives 9/4
  6. So, 27/28 + 45/35 = 9/4
    In mixed form: 21/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com