Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/28 and 70/75

25/28 + 70/75 is 767/420.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 28 × 75 = 2100,
    25/28 = 25 × 75/28 × 75 = 1875/2100
  3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
    70/75 = 70 × 28/75 × 28 = 1960/2100
  4. Add the two like fractions:
    1875/2100 + 1960/2100 = 1875 + 1960/2100 = 3835/2100
  5. 3835/2100 simplified gives 767/420
  6. So, 25/28 + 70/75 = 767/420
    In mixed form: 1347/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com