Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 6/42 and 45/28

1st number: 6/42, 2nd number: 1 17/28

6/42 + 45/28 is 7/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 28 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 42 × 2 = 84,
    6/42 = 6 × 2/42 × 2 = 12/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    45/28 = 45 × 3/28 × 3 = 135/84
  4. Add the two like fractions:
    12/84 + 135/84 = 12 + 135/84 = 147/84
  5. 147/84 simplified gives 7/4
  6. So, 6/42 + 45/28 = 7/4
    In mixed form: 13/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com