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Giani87
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URGENT! 1. Transformati in fractie ordinara ireductibila fractiile zecimale: 2,4; -1,25; -0,3; 2,125; -0.02 2 . Scrieti sub forma ordinara numerele: -2(3); 1,2(7) ; -2.0(6); 0,(36); -1,(63); 1,58.

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1 ) 2,4=24/10
-1,25=-125/100
-0,3=3/10
2,125=2125/1000
-0,02=-2/100

2) -2(3)=-23-2/9=-21/9=-/3
1,2(7)=1 intreg 27-2/90=115/90=23/18
-2,0(6)=-2intregi 6/9=-24/9=-8/3
0,(36)=36/99=12/33=4/11
-1,(63)=-(1intreg63/99)=-162/99
1,58=158/100=79/50