Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/4 and 75/10

1st number: 5 0/4, 2nd number: 7 5/10

20/4 + 75/10 is 25/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    20/4 = 20 × 5/4 × 5 = 100/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    75/10 = 75 × 2/10 × 2 = 150/20
  4. Add the two like fractions:
    100/20 + 150/20 = 100 + 150/20 = 250/20
  5. 250/20 simplified gives 25/2
  6. So, 20/4 + 75/10 = 25/2
    In mixed form: 121/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com