Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/4 and 90/20

1st number: 6 1/4, 2nd number: 4 10/20

25/4 + 90/20 is 43/4.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    25/4 = 25 × 5/4 × 5 = 125/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    90/20 = 90 × 1/20 × 1 = 90/20
  4. Add the two like fractions:
    125/20 + 90/20 = 125 + 90/20 = 215/20
  5. 215/20 simplified gives 43/4
  6. So, 25/4 + 90/20 = 43/4
    In mixed form: 103/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com