Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/56 and 16/90

12/56 + 16/90 is 247/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 90 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    12/56 = 12 × 45/56 × 45 = 540/2520
  3. Likewise, for the 2nd fraction, since 90 × 28 = 2520,
    16/90 = 16 × 28/90 × 28 = 448/2520
  4. Add the two like fractions:
    540/2520 + 448/2520 = 540 + 448/2520 = 988/2520
  5. 988/2520 simplified gives 247/630
  6. So, 12/56 + 16/90 = 247/630

MathStep (Works offline)

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

Related:

© everydaycalculation.com