You could have made the question more specific but I think I get it
Answer:
-----<span>1/2 if you are looking for a fraction------
------<span>50% if you are looking for the percent form--------
Hope this helps :)
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<em>Hi there!</em>
<em>This should be easy,lol!</em>
<em>Answer:</em>
<em /><em> (Decimal: -221.702503)</em>
<em /><em> (Decimal: 280.592231)</em>
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<em>Sorry bout the explanation thingy. Their really long -.-!</em>
<em>But the last one is short so i'll put it for you!</em>
<em>Step-by-step explanation:</em>
<em>∴!For the last one!∴</em>
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<em>Simplifies to:</em>
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<em /><em> </em>
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<em>Have a great day/night!</em>