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Add 8/28 and 9/60

8/28 + 9/60 is 61/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 60 is 420
  2. For the 1st fraction, since 28 × 15 = 420,
    8/28 = 8 × 15/28 × 15 = 120/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    9/60 = 9 × 7/60 × 7 = 63/420
  4. Add the two fractions:
    120/420 + 63/420 = 120 + 63/420 = 183/420
  5. After reducing the fraction, the answer is 61/140

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