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Subtract 3/72 from 4/30

4/30 - 3/72 is 11/120.

Steps for subtracting 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,
    4/30 = 4 × 12/30 × 12 = 48/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    3/72 = 3 × 5/72 × 5 = 15/360
  4. Subtract the two like fractions:
    48/360 - 15/360 = 48 - 15/360 = 33/360
  5. After reducing the fraction, the answer is 11/120

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