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Subtract 42/20 from 4/75

1st number: 4/75, 2nd number: 2 2/20

4/75 - 42/20 is -307/150.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 20 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 75 × 4 = 300,
    4/75 = 4 × 4/75 × 4 = 16/300
  3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
    42/20 = 42 × 15/20 × 15 = 630/300
  4. Subtract the two like fractions:
    16/300 - 630/300 = 16 - 630/300 = -614/300
  5. After reducing the fraction, the answer is -307/150

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