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Subtract 2/30 from 2/72

2/72 - 2/30 is -7/180.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    2/72 = 2 × 5/72 × 5 = 10/360
  3. Likewise, for the 2nd fraction, since 30 × 12 = 360,
    2/30 = 2 × 12/30 × 12 = 24/360
  4. Subtract the two like fractions:
    10/360 - 24/360 = 10 - 24/360 = -14/360
  5. After reducing the fraction, the answer is -7/180

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