Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/16 and 56/30

1st number: 1 5/16, 2nd number: 1 26/30

21/16 + 56/30 is 763/240.

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,
    21/16 = 21 × 15/16 × 15 = 315/240
  3. Likewise, for the 2nd fraction, since 30 × 8 = 240,
    56/30 = 56 × 8/30 × 8 = 448/240
  4. Add the two like fractions:
    315/240 + 448/240 = 315 + 448/240 = 763/240
  5. So, 21/16 + 56/30 = 763/240
    In mixed form: 343/240

MathStep (Works offline)

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

Related:

© everydaycalculation.com