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Add 9/60 and 3/42

9/60 + 3/42 is 31/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 42 is 420
  2. For the 1st fraction, since 60 × 7 = 420,
    9/60 = 9 × 7/60 × 7 = 63/420
  3. Likewise, for the 2nd fraction, since 42 × 10 = 420,
    3/42 = 3 × 10/42 × 10 = 30/420
  4. Add the two fractions:
    63/420 + 30/420 = 63 + 30/420 = 93/420
  5. 93/420 simplified gives 31/140
  6. So, 9/60 + 3/42 = 31/140

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