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Subtract 48/63 from 21/4

1st number: 5 1/4, 2nd number: 48/63

21/4 - 48/63 is 377/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 4 × 63 = 252,
    21/4 = 21 × 63/4 × 63 = 1323/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    48/63 = 48 × 4/63 × 4 = 192/252
  4. Subtract the two like fractions:
    1323/252 - 192/252 = 1323 - 192/252 = 1131/252
  5. After reducing the fraction, the answer is 377/84
  6. In mixed form: 441/84

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