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[...] using only 2, 5, - , x, =, M+, MR and Clear All keys can you make the numbers 24, 32 and 100? (See picture below) Another way to improve your basic arithmetic is to play the TV game Countdown using your calculator to help check the answers.

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Bibliographic details
Main Author: Steve Humble
Format: Newspaper Article
Language: English
Place of publication: Newcastle-upon-Tyne (UK) MGN Ltd 14.07.2011
published in: Evening chronicle (Newcastle-upon-Tyne, England)
Data of publication: 20110714
Online Access: available in Bonn?
Database: News PRO
Global News & ABI/Inform Professional
ProQuest Central (purchase pre-March 2016)
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