Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/30 and 18/63

1/30 + 18/63 is 67/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 63 is 630
  2. For the 1st fraction, since 30 × 21 = 630,
    1/30 = 1 × 21/30 × 21 = 21/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    18/63 = 18 × 10/63 × 10 = 180/630
  4. Add the two fractions:
    21/630 + 180/630 = 21 + 180/630 = 201/630
  5. 201/630 simplified gives 67/210
  6. So, 1/30 + 18/63 = 67/210

MathStep (Works offline)

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

Related:

© everydaycalculation.com