Answers

Subtract 3/96 from 21/72

21/72 - 3/96 is 25/96.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 96 is 288
   
   Next, find the equivalent fraction of both fractional numbers with denominator 288
2. For the 1st fraction, since 72 × 4 = 288,
   21/72 = 21 × 4/72 × 4 = 84/288
3. Likewise, for the 2nd fraction, since 96 × 3 = 288,
   3/96 = 3 × 3/96 × 3 = 9/288
4. Subtract the two like fractions:
   84/288 - 9/288 = 84 - 9/288 = 75/288
5. After reducing the fraction, the answer is 25/96

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