Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 63/7 and 60/40

1st number: 9 0/7, 2nd number: 1 20/40

63/7 + 60/40 is 21/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 40 is 280
  2. For the 1st fraction, since 7 × 40 = 280,
    63/7 = 63 × 40/7 × 40 = 2520/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    60/40 = 60 × 7/40 × 7 = 420/280
  4. Add the two fractions:
    2520/280 + 420/280 = 2520 + 420/280 = 2940/280
  5. After reducing the fraction, the answer is 21/2
  6. In mixed form: 101/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com