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Add 5/84 and 3/20

5/84 + 3/20 is 22/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 20 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    5/84 = 5 × 5/84 × 5 = 25/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    3/20 = 3 × 21/20 × 21 = 63/420
  4. Add the two like fractions:
    25/420 + 63/420 = 25 + 63/420 = 88/420
  5. 88/420 simplified gives 22/105
  6. So, 5/84 + 3/20 = 22/105

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