Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 4/20 and 40/25

1st number: 4/20, 2nd number: 1 15/25

4/20 + 40/25 is 9/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 25 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 20 × 5 = 100,
    4/20 = 4 × 5/20 × 5 = 20/100
  3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
    40/25 = 40 × 4/25 × 4 = 160/100
  4. Add the two like fractions:
    20/100 + 160/100 = 20 + 160/100 = 180/100
  5. 180/100 simplified gives 9/5
  6. So, 4/20 + 40/25 = 9/5
    In mixed form: 14/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com