Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/10 and 72/56

1st number: 2 0/10, 2nd number: 1 16/56

20/10 + 72/56 is 23/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 56 is 280
  2. For the 1st fraction, since 10 × 28 = 280,
    20/10 = 20 × 28/10 × 28 = 560/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    72/56 = 72 × 5/56 × 5 = 360/280
  4. Add the two fractions:
    560/280 + 360/280 = 560 + 360/280 = 920/280
  5. 920/280 simplified gives 23/7
  6. So, 20/10 + 72/56 = 23/7
    In mixed form: 32/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com