Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 4/42 and 45/54

4/42 + 45/54 is 13/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378
  2. For the 1st fraction, since 42 × 9 = 378,
    4/42 = 4 × 9/42 × 9 = 36/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    45/54 = 45 × 7/54 × 7 = 315/378
  4. Add the two fractions:
    36/378 + 315/378 = 36 + 315/378 = 351/378
  5. After reducing the fraction, the answer is 13/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com