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Subtract 48/90 from 18/12

1st number: 1 6/12, 2nd number: 48/90

18/12 - 48/90 is 29/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    18/12 = 18 × 15/12 × 15 = 270/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    48/90 = 48 × 2/90 × 2 = 96/180
  4. Subtract the two like fractions:
    270/180 - 96/180 = 270 - 96/180 = 174/180
  5. After reducing the fraction, the answer is 29/30

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