Maths Revision Club » dragon’s den maths http://primemaths.co.uk/blog Online Homework Help: Exam Prep Thu, 26 Aug 2010 20:47:08 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 How the dragons use maths in the den http://primemaths.co.uk/blog/2008/08/how-the-dragons-use-maths-in-the-den/ http://primemaths.co.uk/blog/2008/08/how-the-dragons-use-maths-in-the-den/#comments Fri, 22 Aug 2008 09:35:14 +0000 Ubertutor http://primemaths.co.uk/blog/?p=24 When entrepreneurs in the Dragon’s den ask for say £100,000 in return for 5% of their businesses, the dragons would have to do a quick mental maths calculation to work out how much the business is being valued at.  In simple 11+ maths style, the question would be:

If 5% of a number is £100,000, how much is the number?   A quick solution is to divide 100 by the percentage and multiply the number by this answer.  So in this case 100/5 = 20, so the entrepreneur thinks his business is worth 20 x £100,000 or £2,000,000.

Give your children an unfair advantage. Subscribe to Primemaths today.

]]> http://primemaths.co.uk/blog/2008/08/how-the-dragons-use-maths-in-the-den/feed/ 0