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Subtract 60/7 from 15/72

1st number: 15/72, 2nd number: 8 4/7

15/72 - 60/7 is -1405/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 7 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    15/72 = 15 × 7/72 × 7 = 105/504
  3. Likewise, for the 2nd fraction, since 7 × 72 = 504,
    60/7 = 60 × 72/7 × 72 = 4320/504
  4. Subtract the two like fractions:
    105/504 - 4320/504 = 105 - 4320/504 = -4215/504
  5. After reducing the fraction, the answer is -1405/168

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