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Subtract 18/36 from 24/21

1st number: 1 3/21, 2nd number: 18/36

24/21 - 18/36 is 9/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 36 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 21 × 12 = 252,
    24/21 = 24 × 12/21 × 12 = 288/252
  3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
    18/36 = 18 × 7/36 × 7 = 126/252
  4. Subtract the two like fractions:
    288/252 - 126/252 = 288 - 126/252 = 162/252
  5. After reducing the fraction, the answer is 9/14

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