Question

transforme em fracao irridutivel cada dizima periodica
Foto de perfil do usuário
a 0,151515
b 0,287
c 0777
d 0,2414141
e 0,3263
f 0,185222
g 1,111
h 0,0111
i 2,1222
j 5,546

Answer 1

A) x= 0,1515... (100)
100x= 15,1515...
-    x=   0,1515...
_______________
99x= 15
x= 15/99

D) x=0,24141... (10)
10x=2,4141... (100)
1000x= 241,4141...
-10x=       2,4141...
_________________
990x= 239
v= 239/990

F) x= 0,185222... (1000)
1000x= 185,222... (10)
10000x= 1852,222...
-1000x= 185,222...
________________
9000x= 1667
x= 1667/9000

G) x= 1,111... (10)
10x= 11,111...
-  x=   1,111...
____________
9x = 10
x= 10/9

H) x= 0,0111... (100)
100x= 1,111... (10)
1000x= 11,111...
-100x=   1,111...
______________
900x= 10
x= 900/10

I) x= 2,1222... (100)
100x= 212,22... (10)
1000x= 2122,22...
- 100x= 212,22...
_______________
900x= 1910
x= 1910/900.