Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 35/45 and 30/42

35/45 + 30/42 is 94/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 42 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    35/45 = 35 × 14/45 × 14 = 490/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    30/42 = 30 × 15/42 × 15 = 450/630
  4. Add the two like fractions:
    490/630 + 450/630 = 490 + 450/630 = 940/630
  5. 940/630 simplified gives 94/63
  6. So, 35/45 + 30/42 = 94/63
    In mixed form: 131/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com