RT @SteveC_Maths: A good deal? https://t.co/kKTz8z7S68 - The Calculator Guide from Twitter

A good deal? http://pic.twitter.com/kKTz8z7S68

— Steve Collins (@SteveC_Maths) November 14, 2017

from Twitter https://twitter.com/GuideCalculator

November 15, 2017 at 09:52AM
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