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Subtract 4/90 from 2/12

2/12 - 4/90 is 11/90.

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,
    2/12 = 2 × 15/12 × 15 = 30/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    4/90 = 4 × 2/90 × 2 = 8/180
  4. Subtract the two like fractions:
    30/180 - 8/180 = 30 - 8/180 = 22/180
  5. After reducing the fraction, the answer is 11/90

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