Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/42 and 30/28

1st number: 25/42, 2nd number: 1 2/28

25/42 + 30/28 is 5/3.

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,
    25/42 = 25 × 2/42 × 2 = 50/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    30/28 = 30 × 3/28 × 3 = 90/84
  4. Add the two like fractions:
    50/84 + 90/84 = 50 + 90/84 = 140/84
  5. 140/84 simplified gives 5/3
  6. So, 25/42 + 30/28 = 5/3
    In mixed form: 12/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com