PPRuNe Forums - View Single Post - Mental maths - tips, tricks and shortcuts
Old 31st Dec 2012, 02:15
  #43 (permalink)  
Capt Fathom
 
Join Date: Jun 2001
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15th century training methods
Zoomy. I'm afraid you'll have to remind me what those methods were. The 15th century is a bit hazy....even for me!
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