Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 70/3 and 90/40

1st number: 23 1/3, 2nd number: 2 10/40

70/3 + 90/40 is 307/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 40 is 120
  2. For the 1st fraction, since 3 × 40 = 120,
    70/3 = 70 × 40/3 × 40 = 2800/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    90/40 = 90 × 3/40 × 3 = 270/120
  4. Add the two fractions:
    2800/120 + 270/120 = 2800 + 270/120 = 3070/120
  5. After reducing the fraction, the answer is 307/12
  6. In mixed form: 257/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com