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Subtract 84/45 from 4/30

1st number: 4/30, 2nd number: 1 39/45

4/30 - 84/45 is -26/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    4/30 = 4 × 3/30 × 3 = 12/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    84/45 = 84 × 2/45 × 2 = 168/90
  4. Subtract the two like fractions:
    12/90 - 168/90 = 12 - 168/90 = -156/90
  5. After reducing the fraction, the answer is -26/15

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