Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/42 and 16/15

1st number: 30/42, 2nd number: 1 1/15

30/42 + 16/15 is 187/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    30/42 = 30 × 5/42 × 5 = 150/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    16/15 = 16 × 14/15 × 14 = 224/210
  4. Add the two like fractions:
    150/210 + 224/210 = 150 + 224/210 = 374/210
  5. 374/210 simplified gives 187/105
  6. So, 30/42 + 16/15 = 187/105
    In mixed form: 182/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com