Question

find a rational number between -1 and 1/2
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Answer 1

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$\frac{ -1 }{1} \times \frac{10}{10} = \frac{ - 10}{10}$

$\frac{1}{2} \times \frac{10}{10} = \frac{10}{20}$

$\frac{ - 20 < 10}{20}$

$\frac{ - 5}{20}$

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