Answers

Subtract 2/90 from 21/96

21/96 - 2/90 is 283/1440.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 96 and 90 is 1440
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1440
2. For the 1st fraction, since 96 × 15 = 1440,
   21/96 = 21 × 15/96 × 15 = 315/1440
3. Likewise, for the 2nd fraction, since 90 × 16 = 1440,
   2/90 = 2 × 16/90 × 16 = 32/1440
4. Subtract the two like fractions:
   315/1440 - 32/1440 = 315 - 32/1440 = 283/1440

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