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Add 15/28 and 7/60

15/28 + 7/60 is 137/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 28 × 15 = 420,
    15/28 = 15 × 15/28 × 15 = 225/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    7/60 = 7 × 7/60 × 7 = 49/420
  4. Add the two like fractions:
    225/420 + 49/420 = 225 + 49/420 = 274/420
  5. 274/420 simplified gives 137/210
  6. So, 15/28 + 7/60 = 137/210

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