Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/80 and 40/14

1st number: 70/80, 2nd number: 2 12/14

70/80 + 40/14 is 209/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 14 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    70/80 = 70 × 7/80 × 7 = 490/560
  3. Likewise, for the 2nd fraction, since 14 × 40 = 560,
    40/14 = 40 × 40/14 × 40 = 1600/560
  4. Add the two like fractions:
    490/560 + 1600/560 = 490 + 1600/560 = 2090/560
  5. 2090/560 simplified gives 209/56
  6. So, 70/80 + 40/14 = 209/56
    In mixed form: 341/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com