Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 6/7 and 18/90

6/7 + 18/90 is 37/35.

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,
    6/7 = 6 × 90/7 × 90 = 540/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    18/90 = 18 × 7/90 × 7 = 126/630
  4. Add the two like fractions:
    540/630 + 126/630 = 540 + 126/630 = 666/630
  5. 666/630 simplified gives 37/35
  6. So, 6/7 + 18/90 = 37/35
    In mixed form: 12/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com