Answers

Subtract 28/32 from 49/63

49/63 - 28/32 is -7/72.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 32 is 2016
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2016
2. For the 1st fraction, since 63 × 32 = 2016,
   49/63 = 49 × 32/63 × 32 = 1568/2016
3. Likewise, for the 2nd fraction, since 32 × 63 = 2016,
   28/32 = 28 × 63/32 × 63 = 1764/2016
4. Subtract the two like fractions:
   1568/2016 - 1764/2016 = 1568 - 1764/2016 = -196/2016
5. After reducing the fraction, the answer is -7/72

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