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Subtract 3/30 from 90/25

1st number: 3 15/25, 2nd number: 3/30

90/25 - 3/30 is 7/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 30 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 25 × 6 = 150,
    90/25 = 90 × 6/25 × 6 = 540/150
  3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
    3/30 = 3 × 5/30 × 5 = 15/150
  4. Subtract the two like fractions:
    540/150 - 15/150 = 540 - 15/150 = 525/150
  5. After reducing the fraction, the answer is 7/2
  6. In mixed form: 31/2

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