Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/20 and 49/54

1st number: 2 2/20, 2nd number: 49/54

42/20 + 49/54 is 406/135.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 54 is 540
  2. For the 1st fraction, since 20 × 27 = 540,
    42/20 = 42 × 27/20 × 27 = 1134/540
  3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
    49/54 = 49 × 10/54 × 10 = 490/540
  4. Add the two fractions:
    1134/540 + 490/540 = 1134 + 490/540 = 1624/540
  5. 1624/540 simplified gives 406/135
  6. So, 42/20 + 49/54 = 406/135
    In mixed form: 31/135

MathStep (Works offline)

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

Related:

© everydaycalculation.com