Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/49 and 42/30

1st number: 1 5/49, 2nd number: 1 12/30

54/49 + 42/30 is 613/245.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 30 is 1470
  2. For the 1st fraction, since 49 × 30 = 1470,
    54/49 = 54 × 30/49 × 30 = 1620/1470
  3. Likewise, for the 2nd fraction, since 30 × 49 = 1470,
    42/30 = 42 × 49/30 × 49 = 2058/1470
  4. Add the two fractions:
    1620/1470 + 2058/1470 = 1620 + 2058/1470 = 3678/1470
  5. 3678/1470 simplified gives 613/245
  6. So, 54/49 + 42/30 = 613/245
    In mixed form: 2123/245

MathStep (Works offline)

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

Related:

© everydaycalculation.com