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Subtract 18/32 from 4/15

4/15 - 18/32 is -71/240.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 32 is 480

    Next, find the equivalent fraction of both fractional numbers with denominator 480
  2. For the 1st fraction, since 15 × 32 = 480,
    4/15 = 4 × 32/15 × 32 = 128/480
  3. Likewise, for the 2nd fraction, since 32 × 15 = 480,
    18/32 = 18 × 15/32 × 15 = 270/480
  4. Subtract the two like fractions:
    128/480 - 270/480 = 128 - 270/480 = -142/480
  5. After reducing the fraction, the answer is -71/240

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