Math CentralQuandaries & Queries


Question from Emily, a student:

9,365 and 2,242 added to the difference between 255 and half of a number is 11,784.  What is the number?

Hi Emily,

When I get a question like this, the first thing I try to do is put brackets in the sentence to help me see how to break things down:


Can you take it from here?


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