Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 35/42 and 72/28

1st number: 35/42, 2nd number: 2 16/28

35/42 + 72/28 is 143/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 28 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    35/42 = 35 × 2/42 × 2 = 70/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    72/28 = 72 × 3/28 × 3 = 216/84
  4. Add the two fractions:
    70/84 + 216/84 = 70 + 216/84 = 286/84
  5. 286/84 simplified gives 143/42
  6. So, 35/42 + 72/28 = 143/42
    In mixed form: 317/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com