Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/16 and 49/40

1st number: 1 4/16, 2nd number: 1 9/40

20/16 + 49/40 is 99/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 40 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    20/16 = 20 × 5/16 × 5 = 100/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    49/40 = 49 × 2/40 × 2 = 98/80
  4. Add the two like fractions:
    100/80 + 98/80 = 100 + 98/80 = 198/80
  5. 198/80 simplified gives 99/40
  6. So, 20/16 + 49/40 = 99/40
    In mixed form: 219/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com