First, round each number to the nearest ten:
[tex]\begin{gathered} 27.02\rightarrow30 \\ 58.4\rightarrow60 \\ 6.19\rightarrow10 \end{gathered}[/tex]Sum the rounded numbers to find an estimation for the sum:
[tex]30+60+10=100[/tex]Therefore, the estimated sum is equal to 100.
