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Add 27/42 and 16/20

27/42 + 16/20 is 101/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 20 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 42 × 10 = 420,
    27/42 = 27 × 10/42 × 10 = 270/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    16/20 = 16 × 21/20 × 21 = 336/420
  4. Add the two like fractions:
    270/420 + 336/420 = 270 + 336/420 = 606/420
  5. 606/420 simplified gives 101/70
  6. So, 27/42 + 16/20 = 101/70
    In mixed form: 131/70

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