There are many situations where it is not necessary to give an exact number. For example, if there are \(54785\) people living in a town, you could say that the population is approximately \(55000\). ...
When you do not need to speak or write about exact quantities or measures, learning to round numbers to 10, 100 or 1,000 can be useful. It can make calculations easier and it also helps when you are ...
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