Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/54 and 21/20

1st number: 10/54, 2nd number: 1 1/20

10/54 + 21/20 is 667/540.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 20 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 54 × 10 = 540,
    10/54 = 10 × 10/54 × 10 = 100/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    21/20 = 21 × 27/20 × 27 = 567/540
  4. Add the two like fractions:
    100/540 + 567/540 = 100 + 567/540 = 667/540
  5. So, 10/54 + 21/20 = 667/540
    In mixed form: 1127/540

MathStep (Works offline)

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

Related:

© everydaycalculation.com