we know that
\(12,430,000\) in expanded form is equal to
\(12,430,000=1*(10,000,000)+2*(1,000,000)+4*(100,000)+3*(10,000)\\\\ 12,430,000=(10,000,000)+(2,000,000)+(400,000)+(30,000)\)
therefore
the answer is
\((10,000,000)+(2,000,000)+(400,000)+(30,000)\)