Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/25 and 42/45

1st number: 1 5/25, 2nd number: 42/45

30/25 + 42/45 is 32/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 45 is 225
  2. For the 1st fraction, since 25 × 9 = 225,
    30/25 = 30 × 9/25 × 9 = 270/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    42/45 = 42 × 5/45 × 5 = 210/225
  4. Add the two fractions:
    270/225 + 210/225 = 270 + 210/225 = 480/225
  5. 480/225 simplified gives 32/15
  6. So, 30/25 + 42/45 = 32/15
    In mixed form: 22/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com