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Add 1/42 and 3/60

1/42 + 3/60 is 31/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420
  2. For the 1st fraction, since 42 × 10 = 420,
    1/42 = 1 × 10/42 × 10 = 10/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    3/60 = 3 × 7/60 × 7 = 21/420
  4. Add the two fractions:
    10/420 + 21/420 = 10 + 21/420 = 31/420
  5. So, 1/42 + 3/60 = 31/420

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