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Subtract 9/7 from 63/30

1st number: 2 3/30, 2nd number: 1 2/7

63/30 - 9/7 is 57/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 7 is 210
  2. For the 1st fraction, since 30 × 7 = 210,
    63/30 = 63 × 7/30 × 7 = 441/210
  3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
    9/7 = 9 × 30/7 × 30 = 270/210
  4. Subtract the two fractions:
    441/210 - 270/210 = 441 - 270/210 = 171/210
  5. After reducing the fraction, the answer is 57/70

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