Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/70 and 14/72

18/70 + 14/72 is 569/1260.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 72 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 70 × 36 = 2520,
    18/70 = 18 × 36/70 × 36 = 648/2520
  3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
    14/72 = 14 × 35/72 × 35 = 490/2520
  4. Add the two like fractions:
    648/2520 + 490/2520 = 648 + 490/2520 = 1138/2520
  5. 1138/2520 simplified gives 569/1260
  6. So, 18/70 + 14/72 = 569/1260

MathStep (Works offline)

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

Related:

© everydaycalculation.com