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Subtract 7/20 from 75/27

1st number: 2 21/27, 2nd number: 7/20

75/27 - 7/20 is 437/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 20 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 27 × 20 = 540,
    75/27 = 75 × 20/27 × 20 = 1500/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    7/20 = 7 × 27/20 × 27 = 189/540
  4. Subtract the two like fractions:
    1500/540 - 189/540 = 1500 - 189/540 = 1311/540
  5. After reducing the fraction, the answer is 437/180
  6. In mixed form: 277/180

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