Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/16 and 9/30

1st number: 5 1/16, 2nd number: 9/30

81/16 + 9/30 is 429/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 30 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 16 × 15 = 240,
    81/16 = 81 × 15/16 × 15 = 1215/240
  3. Likewise, for the 2nd fraction, since 30 × 8 = 240,
    9/30 = 9 × 8/30 × 8 = 72/240
  4. Add the two like fractions:
    1215/240 + 72/240 = 1215 + 72/240 = 1287/240
  5. 1287/240 simplified gives 429/80
  6. So, 81/16 + 9/30 = 429/80
    In mixed form: 529/80

MathStep (Works offline)

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

Related:

© everydaycalculation.com