Answers

Subtract 63/20 from 54/60

1^st number: 54/60, 2^nd number: 3 3/20

54/60 - 63/20 is -9/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 20 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 60 × 1 = 60,
   54/60 = 54 × 1/60 × 1 = 54/60
3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
   63/20 = 63 × 3/20 × 3 = 189/60
4. Subtract the two like fractions:
   54/60 - 189/60 = 54 - 189/60 = -135/60
5. After reducing the fraction, the answer is -9/4

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