Answers

Subtract 27/40 from 5/63

5/63 - 27/40 is -1501/2520.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 40 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 63 × 40 = 2520,
   5/63 = 5 × 40/63 × 40 = 200/2520
3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
   27/40 = 27 × 63/40 × 63 = 1701/2520
4. Subtract the two like fractions:
   200/2520 - 1701/2520 = 200 - 1701/2520 = -1501/2520

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