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Subtract 5/10 from 21/6

1st number: 3 3/6, 2nd number: 5/10

21/6 - 5/10 is 3/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 10 is 30
  2. For the 1st fraction, since 6 × 5 = 30,
    21/6 = 21 × 5/6 × 5 = 105/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    5/10 = 5 × 3/10 × 3 = 15/30
  4. Subtract the two fractions:
    105/30 - 15/30 = 105 - 15/30 = 90/30
  5. After reducing the fraction, the answer is 3/1

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