Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/20 and 72/50

1st number: 18/20, 2nd number: 1 22/50

18/20 + 72/50 is 117/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 50 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 20 × 5 = 100,
    18/20 = 18 × 5/20 × 5 = 90/100
  3. Likewise, for the 2nd fraction, since 50 × 2 = 100,
    72/50 = 72 × 2/50 × 2 = 144/100
  4. Add the two like fractions:
    90/100 + 144/100 = 90 + 144/100 = 234/100
  5. 234/100 simplified gives 117/50
  6. So, 18/20 + 72/50 = 117/50
    In mixed form: 217/50

MathStep (Works offline)

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

Related:

© everydaycalculation.com