Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/4 and 25/45

1st number: 5 0/4, 2nd number: 25/45

20/4 + 25/45 is 50/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 4 × 45 = 180,
    20/4 = 20 × 45/4 × 45 = 900/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    25/45 = 25 × 4/45 × 4 = 100/180
  4. Add the two like fractions:
    900/180 + 100/180 = 900 + 100/180 = 1000/180
  5. 1000/180 simplified gives 50/9
  6. So, 20/4 + 25/45 = 50/9
    In mixed form: 55/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com