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Subtract 2/45 from 6/7

6/7 - 2/45 is 256/315.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 45 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 7 × 45 = 315,
    6/7 = 6 × 45/7 × 45 = 270/315
  3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
    2/45 = 2 × 7/45 × 7 = 14/315
  4. Subtract the two like fractions:
    270/315 - 14/315 = 270 - 14/315 = 256/315

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