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Subtract 25/20 from 4/63

1st number: 4/63, 2nd number: 1 5/20

4/63 - 25/20 is -299/252.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 20 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 63 × 20 = 1260,
    4/63 = 4 × 20/63 × 20 = 80/1260
  3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
    25/20 = 25 × 63/20 × 63 = 1575/1260
  4. Subtract the two like fractions:
    80/1260 - 1575/1260 = 80 - 1575/1260 = -1495/1260
  5. After reducing the fraction, the answer is -299/252

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