Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/7 and 8/90

1st number: 7 5/7, 2nd number: 8/90

54/7 + 8/90 is 2458/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 90 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 7 × 90 = 630,
    54/7 = 54 × 90/7 × 90 = 4860/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    8/90 = 8 × 7/90 × 7 = 56/630
  4. Add the two like fractions:
    4860/630 + 56/630 = 4860 + 56/630 = 4916/630
  5. 4916/630 simplified gives 2458/315
  6. So, 54/7 + 8/90 = 2458/315
    In mixed form: 7253/315

MathStep (Works offline)

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

Related:

© everydaycalculation.com