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Subtract 96/90 from 21/12

1st number: 1 9/12, 2nd number: 1 6/90

21/12 - 96/90 is 41/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180
  2. For the 1st fraction, since 12 × 15 = 180,
    21/12 = 21 × 15/12 × 15 = 315/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    96/90 = 96 × 2/90 × 2 = 192/180
  4. Subtract the two fractions:
    315/180 - 192/180 = 315 - 192/180 = 123/180
  5. After reducing the fraction, the answer is 41/60

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