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Old 20th September 2007 | 18:35
  #17 (permalink)  
Dark Star
 
Joined: Mar 2006
Posts: 28
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From: Out There
MM

232x87.5

87.5 is 7/8ths of 100

1/8 of 200 is 25
1/8 of 32 is 4
so 1/8 of 232 is 29

232-29=203

203x100=20300

much quicker than a calculator and no finger trouble !
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