Respostas

  • Usuário do Brainly
2013-06-03T15:00:03-03:00

Observe que:

 

20~\%~\text{de}~100=\dfrac{20}{100}\cdot100=20

 

Analogamente, temos que:

 

\text{x}~\%=\dfrac{\text{x}}{100}

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