Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/40 and 40/63

10/40 + 40/63 is 223/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 63 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 40 × 63 = 2520,
    10/40 = 10 × 63/40 × 63 = 630/2520
  3. Likewise, for the 2nd fraction, since 63 × 40 = 2520,
    40/63 = 40 × 40/63 × 40 = 1600/2520
  4. Add the two like fractions:
    630/2520 + 1600/2520 = 630 + 1600/2520 = 2230/2520
  5. 2230/2520 simplified gives 223/252
  6. So, 10/40 + 40/63 = 223/252

MathStep (Works offline)

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

Related:

© everydaycalculation.com