Question 1160166

(a) 

{{{3.924*10^6 + 1.68*10^8}}}

={{{3924000+ 168000000}}}

={{{171924000}}}


(b) 

{{{(3.924*10^6)/(7.3*10^-2)}}}

={{{(3.924*10^6)/(7.3*(1/10^2))}}}

={{{(3924000)/(7.3/100)}}}

={{{(3924000*100)/7.3}}}

={{{(392400000*10)/(7.3*10)}}}

={{{3924000000/73}}}

={{{53753424 &48/73}}}