How do you write the following expanded number in standard notation?
300,000,000 + 200,000 + 80,000 + 5,000 + 900 + 20 + 9******medals******fans*****

Question

anonymous · Answer

(3*10^8)+(2*10^5) + (8*10^4) + (5*10^3) + (9*10^2) + (20*10^1) + (9*10^0)

anonymous · Answer

and that would be 

300,339,029





300,285,299





300,280,592





300,285,929

anonymous · Answer

you have to add them then, 
add all the numbers

aum · Answer

300,000,000 + 
       200,000 + 
         80,000 + 
           5,000 + 
              900 + 
                20 + 
                  9

Add them up.