Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/7 and 25/40

1/7 + 25/40 is 43/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 7 × 40 = 280,
    1/7 = 1 × 40/7 × 40 = 40/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    25/40 = 25 × 7/40 × 7 = 175/280
  4. Add the two like fractions:
    40/280 + 175/280 = 40 + 175/280 = 215/280
  5. 215/280 simplified gives 43/56
  6. So, 1/7 + 25/40 = 43/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com