Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/7 and 40/10

1st number: 1 3/7, 2nd number: 4 0/10

10/7 + 40/10 is 38/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 10 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 7 × 10 = 70,
    10/7 = 10 × 10/7 × 10 = 100/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    40/10 = 40 × 7/10 × 7 = 280/70
  4. Add the two like fractions:
    100/70 + 280/70 = 100 + 280/70 = 380/70
  5. 380/70 simplified gives 38/7
  6. So, 10/7 + 40/10 = 38/7
    In mixed form: 53/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com