Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 2/45 and 4/72

2/45 + 4/72 is 1/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 45 × 8 = 360,
    2/45 = 2 × 8/45 × 8 = 16/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    4/72 = 4 × 5/72 × 5 = 20/360
  4. Add the two like fractions:
    16/360 + 20/360 = 16 + 20/360 = 36/360
  5. 36/360 simplified gives 1/10
  6. So, 2/45 + 4/72 = 1/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com