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Subtract 30/4 from 1/40

1st number: 1/40, 2nd number: 7 2/4

1/40 - 30/4 is -299/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 4 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 40 × 1 = 40,
    1/40 = 1 × 1/40 × 1 = 1/40
  3. Likewise, for the 2nd fraction, since 4 × 10 = 40,
    30/4 = 30 × 10/4 × 10 = 300/40
  4. Subtract the two like fractions:
    1/40 - 300/40 = 1 - 300/40 = -299/40

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