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Subtract 4/63 from 15/7

1st number: 2 1/7, 2nd number: 4/63

15/7 - 4/63 is 131/63.

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,
    15/7 = 15 × 9/7 × 9 = 135/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    4/63 = 4 × 1/63 × 1 = 4/63
  4. Subtract the two fractions:
    135/63 - 4/63 = 135 - 4/63 = 131/63
  5. In mixed form: 25/63

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