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Scrieti cub forma de fractie zecimala:
8pe10 5pe3 25pe5 41pe2 17pe4 29pe9 44pe30 47838pe500 76pe25 25pe12 68309pe125 43pe625
va rog ajutatima
dau coroana ​


Răspuns :

Răspuns:

8/10= 0,8

5/3=1,(6)

25/5=5

41/2=20,5

17/4=4,25

29/9=3,(2)

44/30=1,46666667

47838/500=95,676

76/25=3,04

25/12=2,08(3)

68309/125=546,472

42/625=0,0672

Explicație pas cu pas:

faci impartirea. ce e in paranteza e in perioada, se repeta la infinit

[tex] \frac{8}{10} = 0.8 \: \: \: \frac{5}{3} = 1.(6) \\ \frac{25}{5} = 5 \: \: \: \frac{41}{2} = 20.5 \\ \frac{17}{4} = 4.25 \: \: \: \frac{29}{9} = 3.(2) \\ \frac{44}{30} = 1.4(6) \: \: \: \frac{47838}{500} = 95.676 \\ \frac{76}{25} = 3.04 \: \: \: \frac{25}{12} = 2.08(3) \\ \frac{68309}{125} = 546.472 \: \: \: \frac{43}{625} = 0.0688[/tex]