Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 80/10 and 21/64

1st number: 8 0/10, 2nd number: 21/64

80/10 + 21/64 is 533/64.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 10 × 32 = 320,
    80/10 = 80 × 32/10 × 32 = 2560/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    21/64 = 21 × 5/64 × 5 = 105/320
  4. Add the two like fractions:
    2560/320 + 105/320 = 2560 + 105/320 = 2665/320
  5. 2665/320 simplified gives 533/64
  6. So, 80/10 + 21/64 = 533/64
    In mixed form: 821/64

MathStep (Works offline)

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

Related:

© everydaycalculation.com