Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/49 and 28/70

40/49 + 28/70 is 298/245.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 70 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 49 × 10 = 490,
    40/49 = 40 × 10/49 × 10 = 400/490
  3. Likewise, for the 2nd fraction, since 70 × 7 = 490,
    28/70 = 28 × 7/70 × 7 = 196/490
  4. Add the two like fractions:
    400/490 + 196/490 = 400 + 196/490 = 596/490
  5. 596/490 simplified gives 298/245
  6. So, 40/49 + 28/70 = 298/245
    In mixed form: 153/245

MathStep (Works offline)

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

Related:

© everydaycalculation.com