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Subtract 7/63 from 8/7

1st number: 1 1/7, 2nd number: 7/63

8/7 - 7/63 is 65/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 63 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    8/7 = 8 × 9/7 × 9 = 72/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    7/63 = 7 × 1/63 × 1 = 7/63
  4. Subtract the two fractions:
    72/63 - 7/63 = 72 - 7/63 = 65/63
  5. In mixed form: 12/63

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