Answer: 13.69
Explanation:
Multiply 82.14 by 100 to make it a whole number; since you're modifying the number, you must also multiply 6 by 100 in order to keep it balanced.
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Let's begin.
8214/600=13.69
600
----------
221'4
1800
--------
414'0
3600
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540'0
5400
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