Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/35 and 7/40

1st number: 2 2/35, 2nd number: 7/40

72/35 + 7/40 is 125/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 35 × 8 = 280,
    72/35 = 72 × 8/35 × 8 = 576/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    7/40 = 7 × 7/40 × 7 = 49/280
  4. Add the two like fractions:
    576/280 + 49/280 = 576 + 49/280 = 625/280
  5. 625/280 simplified gives 125/56
  6. So, 72/35 + 7/40 = 125/56
    In mixed form: 213/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com