Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/98 and 45/20

1st number: 7/98, 2nd number: 2 5/20

7/98 + 45/20 is 65/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 20 is 980
  2. For the 1st fraction, since 98 × 10 = 980,
    7/98 = 7 × 10/98 × 10 = 70/980
  3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
    45/20 = 45 × 49/20 × 49 = 2205/980
  4. Add the two fractions:
    70/980 + 2205/980 = 70 + 2205/980 = 2275/980
  5. 2275/980 simplified gives 65/28
  6. So, 7/98 + 45/20 = 65/28
    In mixed form: 29/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com