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Maths Revision – Percentages Example

7:14 pm in 11+ Maths / Common Entrance Maths, Adult Numeracy, Maths Revision Percentages, Worked Examples by Ubertutor

What is 10% of 750?

Answer

To work out 10% of a number, just divide the number by 10

So 10 % of 750 is the same as

\frac{1}{10} \times 750 = 75

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Why percentages matter

10:41 am in General by Ubertutor

An interesting piece in the business angel blog about percentages:

“This brings me on to one of the key points I have learned in business over the last few years. It is really crucial that Entrepreneurs understand percentages. That is the relationship between numbers. You need to see how a 1% fall in sales will affect your profit and hence your valuation (in the above case the relationship is 3 – a 1% fall in sales led to a 3% fall in profits). It is never straightforward.”