notgoodatmath1011 notgoodatmath1011
  • 20-10-2016
  • Mathematics
contestada

witch is the closetst estimate for the product of 2×19×5

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apologiabiology
apologiabiology apologiabiology
  • 20-10-2016
aprox 19=20
so
40 tiesm 5=200
actually
2*5=10 so
10*19=190

the closest estimate is 189.9999999999999
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