darkhasan1005
darkhasan1005 darkhasan1005
  • 07-12-2016
  • Mathematics
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when is estimating an effective tool

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Аноним Аноним
  • 07-12-2016
when you have a hard question such as 600x800 u know 6x8=48 so u can estimate the rest. (I'm not sure if this can help you but hope it does!)
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good job