Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/98 and 21/18

1st number: 40/98, 2nd number: 1 3/18

40/98 + 21/18 is 463/294.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 18 is 882

    Next, find the equivalent fraction of both fractional numbers with denominator 882
  2. For the 1st fraction, since 98 × 9 = 882,
    40/98 = 40 × 9/98 × 9 = 360/882
  3. Likewise, for the 2nd fraction, since 18 × 49 = 882,
    21/18 = 21 × 49/18 × 49 = 1029/882
  4. Add the two like fractions:
    360/882 + 1029/882 = 360 + 1029/882 = 1389/882
  5. 1389/882 simplified gives 463/294
  6. So, 40/98 + 21/18 = 463/294
    In mixed form: 1169/294

MathStep (Works offline)

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

Related:

© everydaycalculation.com