[tex]\begin{gathered} \text{Given} \\ (6.1\times10^7)\div(6.1\times10^2) \end{gathered}[/tex][tex]\begin{gathered} (6.1\times10^7)\div(6.1\times10^2)\Longrightarrow\frac{6.1}{6.1}\times10^{7-2} \\ =1\times10^5 \\ \\ \text{Therefore,} \\ (6.1\times10^7)\div(6.1\times10^2)=1\times10^5 \end{gathered}[/tex]
