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Subtract 3/10 from 90/75

1st number: 1 15/75, 2nd number: 3/10

90/75 - 3/10 is 9/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 10 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 75 × 2 = 150,
    90/75 = 90 × 2/75 × 2 = 180/150
  3. Likewise, for the 2nd fraction, since 10 × 15 = 150,
    3/10 = 3 × 15/10 × 15 = 45/150
  4. Subtract the two like fractions:
    180/150 - 45/150 = 180 - 45/150 = 135/150
  5. After reducing the fraction, the answer is 9/10

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