Answers

Subtract 48/54 from 15/28

15/28 - 48/54 is -89/252.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   15/28 = 15 × 27/28 × 27 = 405/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   48/54 = 48 × 14/54 × 14 = 672/756
4. Subtract the two like fractions:
   405/756 - 672/756 = 405 - 672/756 = -267/756
5. After reducing the fraction, the answer is -89/252

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