Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/21 and 10/64

1st number: 4 6/21, 2nd number: 10/64

90/21 + 10/64 is 995/224.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 64 is 1344

    Next, find the equivalent fraction of both fractional numbers with denominator 1344
  2. For the 1st fraction, since 21 × 64 = 1344,
    90/21 = 90 × 64/21 × 64 = 5760/1344
  3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
    10/64 = 10 × 21/64 × 21 = 210/1344
  4. Add the two like fractions:
    5760/1344 + 210/1344 = 5760 + 210/1344 = 5970/1344
  5. 5970/1344 simplified gives 995/224
  6. So, 90/21 + 10/64 = 995/224
    In mixed form: 499/224

MathStep (Works offline)

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

Related:

© everydaycalculation.com