Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/7 and 20/16

1st number: 1 2/7, 2nd number: 1 4/16

9/7 + 20/16 is 71/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 16 is 112

    Next, find the equivalent fraction of both fractional numbers with denominator 112
  2. For the 1st fraction, since 7 × 16 = 112,
    9/7 = 9 × 16/7 × 16 = 144/112
  3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
    20/16 = 20 × 7/16 × 7 = 140/112
  4. Add the two like fractions:
    144/112 + 140/112 = 144 + 140/112 = 284/112
  5. 284/112 simplified gives 71/28
  6. So, 9/7 + 20/16 = 71/28
    In mixed form: 215/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com