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Add 3/15 and 45/48

3/15 + 45/48 is 91/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 48 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    3/15 = 3 × 16/15 × 16 = 48/240
  3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
    45/48 = 45 × 5/48 × 5 = 225/240
  4. Add the two like fractions:
    48/240 + 225/240 = 48 + 225/240 = 273/240
  5. 273/240 simplified gives 91/80
  6. So, 3/15 + 45/48 = 91/80
    In mixed form: 111/80

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