Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/90 and 49/56

18/90 + 49/56 is 43/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 90 × 28 = 2520,
    18/90 = 18 × 28/90 × 28 = 504/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    49/56 = 49 × 45/56 × 45 = 2205/2520
  4. Add the two like fractions:
    504/2520 + 2205/2520 = 504 + 2205/2520 = 2709/2520
  5. 2709/2520 simplified gives 43/40
  6. So, 18/90 + 49/56 = 43/40
    In mixed form: 13/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com