Question

The distance from Delhi to Mumbai is 2453 km and from Delhi to Kolkata is 2543 km. Find the actual and estimated difference of both the distances respectively, if distance is rounded off to nearest 100.​

Answer 1

Dear student
$$\begin{gathered} \mathrm{Estimated}\mathrm{difference}\mathrm{between}\mathrm{both}\mathrm{the}\mathrm{distances}=2543-2453 \\ =90\mathrm{kms} \\ and100kmwillbeestimateddifferenceas90whenrounded \\ offtonearest100willgive100 \end{gathered}$$
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