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Add 15/35 and 3/60

15/35 + 3/60 is 67/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 60 is 420
  2. For the 1st fraction, since 35 × 12 = 420,
    15/35 = 15 × 12/35 × 12 = 180/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    3/60 = 3 × 7/60 × 7 = 21/420
  4. Add the two fractions:
    180/420 + 21/420 = 180 + 21/420 = 201/420
  5. 201/420 simplified gives 67/140
  6. So, 15/35 + 3/60 = 67/140

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