Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/5 and 3/6

1st number: 4 1/5, 2nd number: 3/6

21/5 + 3/6 is 47/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 6 is 30
  2. For the 1st fraction, since 5 × 6 = 30,
    21/5 = 21 × 6/5 × 6 = 126/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    3/6 = 3 × 5/6 × 5 = 15/30
  4. Add the two fractions:
    126/30 + 15/30 = 126 + 15/30 = 141/30
  5. 141/30 simplified gives 47/10
  6. So, 21/5 + 3/6 = 47/10
    In mixed form: 47/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com