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Subtract 21/24 from 3/2

1st number: 1 1/2, 2nd number: 21/24

3/2 - 21/24 is 5/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 24 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 2 × 12 = 24,
    3/2 = 3 × 12/2 × 12 = 36/24
  3. Likewise, for the 2nd fraction, since 24 × 1 = 24,
    21/24 = 21 × 1/24 × 1 = 21/24
  4. Subtract the two like fractions:
    36/24 - 21/24 = 36 - 21/24 = 15/24
  5. After reducing the fraction, the answer is 5/8

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