Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 36/42 and 21/32

36/42 + 21/32 is 339/224.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 32 is 672

    Next, find the equivalent fraction of both fractional numbers with denominator 672
  2. For the 1st fraction, since 42 × 16 = 672,
    36/42 = 36 × 16/42 × 16 = 576/672
  3. Likewise, for the 2nd fraction, since 32 × 21 = 672,
    21/32 = 21 × 21/32 × 21 = 441/672
  4. Add the two like fractions:
    576/672 + 441/672 = 576 + 441/672 = 1017/672
  5. 1017/672 simplified gives 339/224
  6. So, 36/42 + 21/32 = 339/224
    In mixed form: 1115/224

MathStep (Works offline)

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

Related:

© everydaycalculation.com