Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 25/4 and 42/20

1st number: 6 1/4, 2nd number: 2 2/20

25/4 + 42/20 is 167/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 20 is 20
  2. For the 1st fraction, since 4 × 5 = 20,
    25/4 = 25 × 5/4 × 5 = 125/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    42/20 = 42 × 1/20 × 1 = 42/20
  4. Add the two fractions:
    125/20 + 42/20 = 125 + 42/20 = 167/20
  5. In mixed form: 87/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com