Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 4/45 and 28/42

4/45 + 28/42 is 34/45.

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,
    4/45 = 4 × 14/45 × 14 = 56/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    28/42 = 28 × 15/42 × 15 = 420/630
  4. Add the two like fractions:
    56/630 + 420/630 = 56 + 420/630 = 476/630
  5. 476/630 simplified gives 34/45
  6. So, 4/45 + 28/42 = 34/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com