Răspuns :
Răspuns:
1,25=125supra10 simplificat cu 5
6,4=64supra9
0,6=6supra9
1,3(29)=1329-3 supra 990
Răspuns:
Explicație:
[tex]\bf 1,25=\dfrac{125^{(25}~}{100} =\dfrac{5}{4}[/tex]
[tex]\bf 6,4=\dfrac{64^{(2}~}{10} =\dfrac{32}{5}[/tex]
[tex]\bf 0,(6)=\dfrac{6^{(3}~}{9} =\dfrac{2}{3}[/tex]
[tex]\bf 1,3(29)=\dfrac{1329-13}{990} =\dfrac{1316^{(2}~}{990}=\dfrac{658}{495}[/tex]