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Subtract 7/63 from 4/5

4/5 - 7/63 is 31/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 63 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 5 × 63 = 315,
    4/5 = 4 × 63/5 × 63 = 252/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    7/63 = 7 × 5/63 × 5 = 35/315
  4. Subtract the two like fractions:
    252/315 - 35/315 = 252 - 35/315 = 217/315
  5. After reducing the fraction, the answer is 31/45

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