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Subtract 1/63 from 30/15

1st number: 2 0/15, 2nd number: 1/63

30/15 - 1/63 is 125/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315
  2. For the 1st fraction, since 15 × 21 = 315,
    30/15 = 30 × 21/15 × 21 = 630/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    1/63 = 1 × 5/63 × 5 = 5/315
  4. Subtract the two fractions:
    630/315 - 5/315 = 630 - 5/315 = 625/315
  5. After reducing the fraction, the answer is 125/63
  6. In mixed form: 162/63

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