Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 80/28 and 18/7

1st number: 2 24/28, 2nd number: 2 4/7

80/28 + 18/7 is 38/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 7 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 28 × 1 = 28,
    80/28 = 80 × 1/28 × 1 = 80/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    18/7 = 18 × 4/7 × 4 = 72/28
  4. Add the two like fractions:
    80/28 + 72/28 = 80 + 72/28 = 152/28
  5. 152/28 simplified gives 38/7
  6. So, 80/28 + 18/7 = 38/7
    In mixed form: 53/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com