Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 5/45 and 81/64

1st number: 5/45, 2nd number: 1 17/64

5/45 + 81/64 is 793/576.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 64 is 2880

    Next, find the equivalent fraction of both fractional numbers with denominator 2880
  2. For the 1st fraction, since 45 × 64 = 2880,
    5/45 = 5 × 64/45 × 64 = 320/2880
  3. Likewise, for the 2nd fraction, since 64 × 45 = 2880,
    81/64 = 81 × 45/64 × 45 = 3645/2880
  4. Add the two like fractions:
    320/2880 + 3645/2880 = 320 + 3645/2880 = 3965/2880
  5. 3965/2880 simplified gives 793/576
  6. So, 5/45 + 81/64 = 793/576
    In mixed form: 1217/576

MathStep (Works offline)

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

Related:

© everydaycalculation.com