Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 2/5 and 7/90

2/5 + 7/90 is 43/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    2/5 = 2 × 18/5 × 18 = 36/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    7/90 = 7 × 1/90 × 1 = 7/90
  4. Add the two fractions:
    36/90 + 7/90 = 36 + 7/90 = 43/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com