Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/18 and 75/50

1st number: 1 3/18, 2nd number: 1 25/50

21/18 + 75/50 is 8/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 50 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 18 × 25 = 450,
    21/18 = 21 × 25/18 × 25 = 525/450
  3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
    75/50 = 75 × 9/50 × 9 = 675/450
  4. Add the two like fractions:
    525/450 + 675/450 = 525 + 675/450 = 1200/450
  5. 1200/450 simplified gives 8/3
  6. So, 21/18 + 75/50 = 8/3
    In mixed form: 22/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com