Respostas

2014-07-26T14:31:54-03:00
I) => 0,3636
x= 
0,3636
100x = 36,36 
100x - x = 36,36 - 0,36
99x = 36
x = 36 :  3 ==> 12  : 3 ==>
      99              33            11

II) => 0,3666
10x= 3,666
100x = 36,666
100x-10x = 36,66 - 3,66
90x = 33
x = 33 : 3 => 11   
     90            30