Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 75/40 and 40/30

1st number: 1 35/40, 2nd number: 1 10/30

75/40 + 40/30 is 77/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 30 is 120
  2. For the 1st fraction, since 40 × 3 = 120,
    75/40 = 75 × 3/40 × 3 = 225/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    40/30 = 40 × 4/30 × 4 = 160/120
  4. Add the two fractions:
    225/120 + 160/120 = 225 + 160/120 = 385/120
  5. 385/120 simplified gives 77/24
  6. So, 75/40 + 40/30 = 77/24
    In mixed form: 35/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com