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Subtract 36/72 from 3/10

3/10 - 36/72 is -1/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 10 × 36 = 360,
    3/10 = 3 × 36/10 × 36 = 108/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    36/72 = 36 × 5/72 × 5 = 180/360
  4. Subtract the two like fractions:
    108/360 - 180/360 = 108 - 180/360 = -72/360
  5. After reducing the fraction, the answer is -1/5

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