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Subtract 72/5 from 30/36

1st number: 30/36, 2nd number: 14 2/5

30/36 - 72/5 is -407/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 5 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    30/36 = 30 × 5/36 × 5 = 150/180
  3. Likewise, for the 2nd fraction, since 5 × 36 = 180,
    72/5 = 72 × 36/5 × 36 = 2592/180
  4. Subtract the two like fractions:
    150/180 - 2592/180 = 150 - 2592/180 = -2442/180
  5. After reducing the fraction, the answer is -407/30

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