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Subtract 90/56 from 24/18

1st number: 1 6/18, 2nd number: 1 34/56

24/18 - 90/56 is -23/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 56 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 18 × 28 = 504,
    24/18 = 24 × 28/18 × 28 = 672/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    90/56 = 90 × 9/56 × 9 = 810/504
  4. Subtract the two like fractions:
    672/504 - 810/504 = 672 - 810/504 = -138/504
  5. After reducing the fraction, the answer is -23/84

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