Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/8 and 16/20

1st number: 9 0/8, 2nd number: 16/20

72/8 + 16/20 is 49/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 20 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    72/8 = 72 × 5/8 × 5 = 360/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    16/20 = 16 × 2/20 × 2 = 32/40
  4. Add the two like fractions:
    360/40 + 32/40 = 360 + 32/40 = 392/40
  5. 392/40 simplified gives 49/5
  6. So, 72/8 + 16/20 = 49/5
    In mixed form: 94/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com