Answers

Subtract 63/16 from 54/60

1^st number: 54/60, 2^nd number: 3 15/16

54/60 - 63/16 is -243/80.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 16 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 60 × 4 = 240,
   54/60 = 54 × 4/60 × 4 = 216/240
3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
   63/16 = 63 × 15/16 × 15 = 945/240
4. Subtract the two like fractions:
   216/240 - 945/240 = 216 - 945/240 = -729/240
5. After reducing the fraction, the answer is -243/80

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