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Subtract 96/90 from 21/8

1st number: 2 5/8, 2nd number: 1 6/90

21/8 - 96/90 is 187/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360
  2. For the 1st fraction, since 8 × 45 = 360,
    21/8 = 21 × 45/8 × 45 = 945/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    96/90 = 96 × 4/90 × 4 = 384/360
  4. Subtract the two fractions:
    945/360 - 384/360 = 945 - 384/360 = 561/360
  5. After reducing the fraction, the answer is 187/120
  6. In mixed form: 167/120

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