Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 2/7 and 9/45

2/7 + 9/45 is 17/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 7 × 45 = 315,
    2/7 = 2 × 45/7 × 45 = 90/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    9/45 = 9 × 7/45 × 7 = 63/315
  4. Add the two like fractions:
    90/315 + 63/315 = 90 + 63/315 = 153/315
  5. 153/315 simplified gives 17/35
  6. So, 2/7 + 9/45 = 17/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com