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Subtract 4/20 from 15/2

1st number: 7 1/2, 2nd number: 4/20

15/2 - 4/20 is 73/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 20 is 20
  2. For the 1st fraction, since 2 × 10 = 20,
    15/2 = 15 × 10/2 × 10 = 150/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    4/20 = 4 × 1/20 × 1 = 4/20
  4. Subtract the two fractions:
    150/20 - 4/20 = 150 - 4/20 = 146/20
  5. After reducing the fraction, the answer is 73/10
  6. In mixed form: 73/10

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