Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/18 and 25/40

10/18 + 25/40 is 85/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 18 × 20 = 360,
    10/18 = 10 × 20/18 × 20 = 200/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    25/40 = 25 × 9/40 × 9 = 225/360
  4. Add the two like fractions:
    200/360 + 225/360 = 200 + 225/360 = 425/360
  5. 425/360 simplified gives 85/72
  6. So, 10/18 + 25/40 = 85/72
    In mixed form: 113/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com