Correct. And now for a bonus mark, could you please, answer this question? What is the percentage increase since you bought your calculator in 2009 and now; compared to the percentage increase in average house prices over the same period?
Hardly the best deal of the century, I bought one for £5.50 from Tesco way back in 2009 when I was doing my GCSE's.
The FX83GT plus is £6.89. Basically, same as the FX85GT plus but without solar. Managed to get 6 for £1.40 each before they removed it from their website 10 mins after I placed my order.. Reappeared the next day for £6.89. https://www.ryman.co.uk/casio-fx-83gt-plus-scientific-calculator#