Mr. R’s Thursday Teaser!

There’s been lots of problem solving activities around school this week, so here’s an opportunity for you to extend your thinking even further. Using the method of trial and improvement, explore some possibilities. Give your answer to Mr. R by Monday. The first involves 2 digits, whilst the second link involves 4 digits. Happy puzzling!

002 (4)

http://nrich.maths.org/6343/index

http://nrich.maths.org/6342/index