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Subtract 1/72 from 2/5

2/5 - 1/72 is 139/360.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 5 × 72 = 360,
    2/5 = 2 × 72/5 × 72 = 144/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    1/72 = 1 × 5/72 × 5 = 5/360
  4. Subtract the two like fractions:
    144/360 - 5/360 = 144 - 5/360 = 139/360

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