Answers

Subtract 9/54 from 9/72

9/72 - 9/54 is -1/24.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   9/72 = 9 × 3/72 × 3 = 27/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   9/54 = 9 × 4/54 × 4 = 36/216
4. Subtract the two like fractions:
   27/216 - 36/216 = 27 - 36/216 = -9/216
5. After reducing the fraction, the answer is -1/24

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