Answers

Subtract 21/27 from 48/75

48/75 - 21/27 is -31/225.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 27 is 675
   
   Next, find the equivalent fraction of both fractional numbers with denominator 675
2. For the 1st fraction, since 75 × 9 = 675,
   48/75 = 48 × 9/75 × 9 = 432/675
3. Likewise, for the 2nd fraction, since 27 × 25 = 675,
   21/27 = 21 × 25/27 × 25 = 525/675
4. Subtract the two like fractions:
   432/675 - 525/675 = 432 - 525/675 = -93/675
5. After reducing the fraction, the answer is -31/225

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