Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/14 and 63/40

1st number: 7/14, 2nd number: 1 23/40

7/14 + 63/40 is 83/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 14 × 20 = 280,
    7/14 = 7 × 20/14 × 20 = 140/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    63/40 = 63 × 7/40 × 7 = 441/280
  4. Add the two like fractions:
    140/280 + 441/280 = 140 + 441/280 = 581/280
  5. 581/280 simplified gives 83/40
  6. So, 7/14 + 63/40 = 83/40
    In mixed form: 23/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com