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Add 3/30 and 54/72

3/30 + 54/72 is 17/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 30 × 12 = 360,
    3/30 = 3 × 12/30 × 12 = 36/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    54/72 = 54 × 5/72 × 5 = 270/360
  4. Add the two like fractions:
    36/360 + 270/360 = 36 + 270/360 = 306/360
  5. 306/360 simplified gives 17/20
  6. So, 3/30 + 54/72 = 17/20

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