Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/63 and 1/40

28/63 + 1/40 is 169/360.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 63 × 40 = 2520,
    28/63 = 28 × 40/63 × 40 = 1120/2520
  3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
    1/40 = 1 × 63/40 × 63 = 63/2520
  4. Add the two like fractions:
    1120/2520 + 63/2520 = 1120 + 63/2520 = 1183/2520
  5. 1183/2520 simplified gives 169/360
  6. So, 28/63 + 1/40 = 169/360

MathStep (Works offline)

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

Related:

© everydaycalculation.com