Question

Qual e a dizima periodica de 3,1444
e a dizima periodica de 0,131313
com calculo

14 pontos

Answer 1

A) x = 3,1444      10x = 31,444       100x = 314,444

100x - 10x = 314,444 - 31,444

90x = 283

x = 283/90

B) x = 0,131313   100x = 13,131313

100x - x = 13,1313 - 0,1313

99x = 13

x = 13/99

Answer 2

Qual e a dizima periodica de 
3,1444  = 314-31 ==> 283  
                90             90

e a dizima periodica de

0,131313  = 13
                  99