Answers

Subtract 90/5 from 54/56

1^st number: 54/56, 2^nd number: 18 0/5

54/56 - 90/5 is -477/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 5 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   54/56 = 54 × 5/56 × 5 = 270/280
3. Likewise, for the 2nd fraction, since 5 × 56 = 280,
   90/5 = 90 × 56/5 × 56 = 5040/280
4. Subtract the two like fractions:
   270/280 - 5040/280 = 270 - 5040/280 = -4770/280
5. After reducing the fraction, the answer is -477/28

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