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Subtract 8/63 from 21/2

1st number: 10 1/2, 2nd number: 8/63

21/2 - 8/63 is 1307/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 2 × 63 = 126,
    21/2 = 21 × 63/2 × 63 = 1323/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    8/63 = 8 × 2/63 × 2 = 16/126
  4. Subtract the two like fractions:
    1323/126 - 16/126 = 1323 - 16/126 = 1307/126
  5. In mixed form: 1047/126

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