Question

resolva: 36% de 500
resolva : 81% de 230

Answer 1

36% de 500 =

$\frac{36}{100} .500 = \frac{18000}{100} = 180$

81% de 230 =

$\frac{81}{100} .230 = \frac{18630}{100} = 186.3$

Answer 2

Olá !!

Veja abaixo as resoluções com as contas completas.

resolva: 36% de 500

36/100 = x/500

100x = 500 × 36

100x = 18.000

x = 18.000/100

x = 180

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resolva : 81% de 230

81/100 = x/230

100x = 81 × 230

100x = 18.630

x = 18.630/100

x = 186,3