Answers

Subtract 63/8 from 54/60

1^st number: 54/60, 2^nd number: 7 7/8

54/60 - 63/8 is -279/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 8 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 60 × 2 = 120,
   54/60 = 54 × 2/60 × 2 = 108/120
3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
   63/8 = 63 × 15/8 × 15 = 945/120
4. Subtract the two like fractions:
   108/120 - 945/120 = 108 - 945/120 = -837/120
5. After reducing the fraction, the answer is -279/40

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