Um investimento de capital de R$300,00 com taxa de 12% a.m. cera um juros de quanto, depois de 8 mês?

Resposta:

300+12%=300+36=336

336+12%=336+40,32=376,32

376,32+12%=376,32+45,1584=421,4784

421,4784+12%=421,4784+50,577408=472,055808

472,055808+12%=472,055808+56,646697=528,702505

528,702505+12%=528,702505+63,4443006=592,146806

592,146806+12%=592,146806+71,0576167=663,204423

no último mês

663,204423+12%=663,204423+79,5845308=742,788954