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Subtract 14/20 from 21/30

21/30 - 14/20 is 0/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    21/30 = 21 × 2/30 × 2 = 42/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    14/20 = 14 × 3/20 × 3 = 42/60
  4. Subtract the two like fractions:
    42/60 - 42/60 = 42 - 42/60 = 0/60
  5. The answer is 0

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