Question

scrieti sub forma de fractie
numerele:0,16;-3,14;0,(8);-5,(7);0,3(5);8,21(6);-4.97(35)

Answer 1

0,16=16/100=4/25
-3,14=-314/100=-157/50
0,(8)=8/9
-5,(7)=-5 intregi 7/9=-52/9
0,3(5)=(35-3)/90=32/90=16/45
8,21(6)=8 intregi (216-21)/900=8 intregi 195/900=7395/900=493/60
-4.97(35)=-4 intregi (9735-97)/9900=-4 intregi 9638/9900=
-49238/9900=-24619/4950