obtenha as geratrizes das seguintes dizimas: a) 2,666... b) 3,4848... c) 1,7555... d) 0,35212121... e) 0,35444... f) 2,5424242...
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a) 10x = 26,666 c) 100x=175,555 e)1000x=354,444
-x=2,666 -10x=17,555 -100x=35,444
_____________ _____________ _____________
9x=24 90x=158 900x=319
x= 24/9 x=158/90 x=319/900
b) 100x=348,4848 x=79/45 f)1000x=2542,424242
-x=3,4848 d) 10000x=3521,2121 -10x=25,424242
________ ______ -100x=35,2121 ________________
99x=345 _________________ 990x=2517
x= 345/99 9900x=3486 x=2517/990
x=115/33 x=3486/9900 x=839/330
x=1743/4950
-x=2,666 -10x=17,555 -100x=35,444
_____________ _____________ _____________
9x=24 90x=158 900x=319
x= 24/9 x=158/90 x=319/900
b) 100x=348,4848 x=79/45 f)1000x=2542,424242
-x=3,4848 d) 10000x=3521,2121 -10x=25,424242
________ ______ -100x=35,2121 ________________
99x=345 _________________ 990x=2517
x= 345/99 9900x=3486 x=2517/990
x=115/33 x=3486/9900 x=839/330
x=1743/4950
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