Answers

Subtract 54/8 from 30/12

1^st number: 2 6/12, 2^nd number: 6 6/8

30/12 - 54/8 is -17/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 8 is 24
   
   Next, find the equivalent fraction of both fractional numbers with denominator 24
2. For the 1st fraction, since 12 × 2 = 24,
   30/12 = 30 × 2/12 × 2 = 60/24
3. Likewise, for the 2nd fraction, since 8 × 3 = 24,
   54/8 = 54 × 3/8 × 3 = 162/24
4. Subtract the two like fractions:
   60/24 - 162/24 = 60 - 162/24 = -102/24
5. After reducing the fraction, the answer is -17/4

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