Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/70 and 14/40

63/70 + 14/40 is 5/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    63/70 = 63 × 4/70 × 4 = 252/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    14/40 = 14 × 7/40 × 7 = 98/280
  4. Add the two like fractions:
    252/280 + 98/280 = 252 + 98/280 = 350/280
  5. 350/280 simplified gives 5/4
  6. So, 63/70 + 14/40 = 5/4
    In mixed form: 11/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com