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Subtract 18/10 from 4/6

1st number: 4/6, 2nd number: 1 8/10

4/6 - 18/10 is -17/15.

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,
    4/6 = 4 × 5/6 × 5 = 20/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    18/10 = 18 × 3/10 × 3 = 54/30
  4. Subtract the two fractions:
    20/30 - 54/30 = 20 - 54/30 = -34/30
  5. After reducing the fraction, the answer is -17/15

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