Let’s see what Jerry and Albert are buying for their holiday. Looking good! We should work out how much money they’ll need. Let’s make a rough estimate by rounding the costs to the nearest pound.

The method used to round numbers in accounting may portray an accurate or inaccurate appraisal of a company's financial condition. The amount of error increases with ...

Scientific American presentsMath Dudeby Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. At some point in your life, you were most likely taught how to ...

Use rounded values to estimate close the answer to a calculation. This is a useful non-calculator skill. Refresh your knowledge with these guides on rounding and significant figures. Rounding to ...