Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 16/40 and 42/64

16/40 + 42/64 is 169/160.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 40 × 8 = 320,
    16/40 = 16 × 8/40 × 8 = 128/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    42/64 = 42 × 5/64 × 5 = 210/320
  4. Add the two like fractions:
    128/320 + 210/320 = 128 + 210/320 = 338/320
  5. 338/320 simplified gives 169/160
  6. So, 16/40 + 42/64 = 169/160
    In mixed form: 19/160

MathStep (Works offline)

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

Related:

© everydaycalculation.com