Question

5*10^-1+2*10^-2+1*10^-4

Answer 1

$5*10^{-1}+2*10^{-2}+1*10^{-4}=frac{5}{10}+frac{2}{100}+frac{1}{10000}= \ \ = 0,5+0,02+0,0001=0,5201$