Answers

Subtract 21/96 from 1/18

1/18 - 21/96 is -47/288.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 96 is 288
   
   Next, find the equivalent fraction of both fractional numbers with denominator 288
2. For the 1st fraction, since 18 × 16 = 288,
   1/18 = 1 × 16/18 × 16 = 16/288
3. Likewise, for the 2nd fraction, since 96 × 3 = 288,
   21/96 = 21 × 3/96 × 3 = 63/288
4. Subtract the two like fractions:
   16/288 - 63/288 = 16 - 63/288 = -47/288

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