Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 80/75 and 18/28

1st number: 1 5/75, 2nd number: 18/28

80/75 + 18/28 is 359/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 28 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 75 × 28 = 2100,
    80/75 = 80 × 28/75 × 28 = 2240/2100
  3. Likewise, for the 2nd fraction, since 28 × 75 = 2100,
    18/28 = 18 × 75/28 × 75 = 1350/2100
  4. Add the two like fractions:
    2240/2100 + 1350/2100 = 2240 + 1350/2100 = 3590/2100
  5. 3590/2100 simplified gives 359/210
  6. So, 80/75 + 18/28 = 359/210
    In mixed form: 1149/210

MathStep (Works offline)

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

Related:

© everydaycalculation.com