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Subtract 48/20 from 1/30

1st number: 1/30, 2nd number: 2 8/20

1/30 - 48/20 is -71/30.

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,
    1/30 = 1 × 2/30 × 2 = 2/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    48/20 = 48 × 3/20 × 3 = 144/60
  4. Subtract the two like fractions:
    2/60 - 144/60 = 2 - 144/60 = -142/60
  5. After reducing the fraction, the answer is -71/30

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