Evaluate
-\frac{17}{330}\approx -0.051515152
Factor
-\frac{17}{330} = -0.051515151515151514
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\frac{693}{330}-\frac{710}{330}
Least common multiple of 10 and 33 is 330. Convert \frac{21}{10} and \frac{71}{33} to fractions with denominator 330.
\frac{693-710}{330}
Since \frac{693}{330} and \frac{710}{330} have the same denominator, subtract them by subtracting their numerators.
-\frac{17}{330}
Subtract 710 from 693 to get -17.
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