Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/90 and 16/15

1st number: 30/90, 2nd number: 1 1/15

30/90 + 16/15 is 7/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 15 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    30/90 = 30 × 1/90 × 1 = 30/90
  3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
    16/15 = 16 × 6/15 × 6 = 96/90
  4. Add the two like fractions:
    30/90 + 96/90 = 30 + 96/90 = 126/90
  5. 126/90 simplified gives 7/5
  6. So, 30/90 + 16/15 = 7/5
    In mixed form: 12/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com