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Add 20/42 and 3/60

20/42 + 3/60 is 221/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 42 × 10 = 420,
    20/42 = 20 × 10/42 × 10 = 200/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    3/60 = 3 × 7/60 × 7 = 21/420
  4. Add the two like fractions:
    200/420 + 21/420 = 200 + 21/420 = 221/420
  5. So, 20/42 + 3/60 = 221/420

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