Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 40/7 and 63/10

1st number: 5 5/7, 2nd number: 6 3/10

40/7 + 63/10 is 841/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 10 is 70
  2. For the 1st fraction, since 7 × 10 = 70,
    40/7 = 40 × 10/7 × 10 = 400/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    63/10 = 63 × 7/10 × 7 = 441/70
  4. Add the two fractions:
    400/70 + 441/70 = 400 + 441/70 = 841/70
  5. In mixed form: 121/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com