7,1*10^3-8,5*10^2=10^2 *(7.1*10-8,5)=100*(71-8.5)=100*62.5=6 250
7,1*10^3-8,5*10^2 = 7,1*1000-8,5*100 = 7100 - 850 = 6250
7,1*10^3-8,5*10^2=10^2 *(7.1*10-8,5)=100*(71-8.5)=100*62.5=6 250
7,1*10^3-8,5*10^2 = 7,1*1000-8,5*100 = 7100 - 850 = 6250