Answers

Subtract 63/54 from 27/30

1^st number: 27/30, 2^nd number: 1 9/54

27/30 - 63/54 is -4/15.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 30 × 9 = 270,
   27/30 = 27 × 9/30 × 9 = 243/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   63/54 = 63 × 5/54 × 5 = 315/270
4. Subtract the two like fractions:
   243/270 - 315/270 = 243 - 315/270 = -72/270
5. After reducing the fraction, the answer is -4/15

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