Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 45/7 and 6/40

1st number: 6 3/7, 2nd number: 6/40

45/7 + 6/40 is 921/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 40 is 280
  2. For the 1st fraction, since 7 × 40 = 280,
    45/7 = 45 × 40/7 × 40 = 1800/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    6/40 = 6 × 7/40 × 7 = 42/280
  4. Add the two fractions:
    1800/280 + 42/280 = 1800 + 42/280 = 1842/280
  5. After reducing the fraction, the answer is 921/140
  6. In mixed form: 681/140

MathStep (Works offline)

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

Related:

© everydaycalculation.com