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Subtract 45/25 from 1/63

1st number: 1/63, 2nd number: 1 20/25

1/63 - 45/25 is -562/315.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 25 is 1575

    Next, find the equivalent fraction of both fractional numbers with denominator 1575
  2. For the 1st fraction, since 63 × 25 = 1575,
    1/63 = 1 × 25/63 × 25 = 25/1575
  3. Likewise, for the 2nd fraction, since 25 × 63 = 1575,
    45/25 = 45 × 63/25 × 63 = 2835/1575
  4. Subtract the two like fractions:
    25/1575 - 2835/1575 = 25 - 2835/1575 = -2810/1575
  5. After reducing the fraction, the answer is -562/315

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