Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/15 and 84/16

1st number: 2 10/15, 2nd number: 5 4/16

40/15 + 84/16 is 95/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 16 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    40/15 = 40 × 16/15 × 16 = 640/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    84/16 = 84 × 15/16 × 15 = 1260/240
  4. Add the two like fractions:
    640/240 + 1260/240 = 640 + 1260/240 = 1900/240
  5. 1900/240 simplified gives 95/12
  6. So, 40/15 + 84/16 = 95/12
    In mixed form: 711/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com