may i know how to look at the prices ??

long time ago, i see the stock thing from TV when i small

its like RM8.00 = RM8k each unit
RM0.50 = rm500 each unut

if i buy rm8 5 unit means = rm8k x 5= rm40k

If the stock price increase to rm45k n i sell, mean i earn rm5k

am i right ?