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Subtract 24/30 from 63/90

63/90 - 24/30 is -1/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    63/90 = 63 × 1/90 × 1 = 63/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    24/30 = 24 × 3/30 × 3 = 72/90
  4. Subtract the two like fractions:
    63/90 - 72/90 = 63 - 72/90 = -9/90
  5. After reducing the fraction, the answer is -1/10

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