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Subtract 6/7 from 45/15

1st number: 3 0/15, 2nd number: 6/7

45/15 - 6/7 is 15/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 15 × 7 = 105,
    45/15 = 45 × 7/15 × 7 = 315/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    6/7 = 6 × 15/7 × 15 = 90/105
  4. Subtract the two like fractions:
    315/105 - 90/105 = 315 - 90/105 = 225/105
  5. After reducing the fraction, the answer is 15/7
  6. In mixed form: 21/7

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