Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 6/20 and 42/40

1st number: 6/20, 2nd number: 1 2/40

6/20 + 42/40 is 27/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 40 is 40
  2. For the 1st fraction, since 20 × 2 = 40,
    6/20 = 6 × 2/20 × 2 = 12/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    42/40 = 42 × 1/40 × 1 = 42/40
  4. Add the two fractions:
    12/40 + 42/40 = 12 + 42/40 = 54/40
  5. After reducing the fraction, the answer is 27/20
  6. In mixed form: 17/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com