Answers

Subtract 90/10 from 45/56

1^st number: 45/56, 2^nd number: 9 0/10

45/56 - 90/10 is -459/56.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 10 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   45/56 = 45 × 5/56 × 5 = 225/280
3. Likewise, for the 2nd fraction, since 10 × 28 = 280,
   90/10 = 90 × 28/10 × 28 = 2520/280
4. Subtract the two like fractions:
   225/280 - 2520/280 = 225 - 2520/280 = -2295/280
5. After reducing the fraction, the answer is -459/56

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