Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/98 and 40/5

1st number: 20/98, 2nd number: 8 0/5

20/98 + 40/5 is 402/49.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 5 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 98 × 5 = 490,
    20/98 = 20 × 5/98 × 5 = 100/490
  3. Likewise, for the 2nd fraction, since 5 × 98 = 490,
    40/5 = 40 × 98/5 × 98 = 3920/490
  4. Add the two like fractions:
    100/490 + 3920/490 = 100 + 3920/490 = 4020/490
  5. 4020/490 simplified gives 402/49
  6. So, 20/98 + 40/5 = 402/49
    In mixed form: 810/49

MathStep (Works offline)

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

Related:

© everydaycalculation.com