Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 36/90 and 1/42

36/90 + 1/42 is 89/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 42 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    36/90 = 36 × 7/90 × 7 = 252/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    1/42 = 1 × 15/42 × 15 = 15/630
  4. Add the two like fractions:
    252/630 + 15/630 = 252 + 15/630 = 267/630
  5. 267/630 simplified gives 89/210
  6. So, 36/90 + 1/42 = 89/210

MathStep (Works offline)

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

Related:

© everydaycalculation.com