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Subtract 10/7 from 1/72

1st number: 1/72, 2nd number: 1 3/7

1/72 - 10/7 is -713/504.

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,
    1/72 = 1 × 7/72 × 7 = 7/504
  3. Likewise, for the 2nd fraction, since 7 × 72 = 504,
    10/7 = 10 × 72/7 × 72 = 720/504
  4. Subtract the two like fractions:
    7/504 - 720/504 = 7 - 720/504 = -713/504

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