Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/7 and 42/27

1st number: 7 5/7, 2nd number: 1 15/27

54/7 + 42/27 is 584/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 27 is 189

    Next, find the equivalent fraction of both fractional numbers with denominator 189
  2. For the 1st fraction, since 7 × 27 = 189,
    54/7 = 54 × 27/7 × 27 = 1458/189
  3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
    42/27 = 42 × 7/27 × 7 = 294/189
  4. Add the two like fractions:
    1458/189 + 294/189 = 1458 + 294/189 = 1752/189
  5. 1752/189 simplified gives 584/63
  6. So, 54/7 + 42/27 = 584/63
    In mixed form: 917/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com