Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/90 and 4/40

3/90 + 4/40 is 2/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    3/90 = 3 × 4/90 × 4 = 12/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    4/40 = 4 × 9/40 × 9 = 36/360
  4. Add the two like fractions:
    12/360 + 36/360 = 12 + 36/360 = 48/360
  5. 48/360 simplified gives 2/15
  6. So, 3/90 + 4/40 = 2/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com