91Ó°ÊÓ

Given number is$3.6284$

In $3.6284$,

Highlight the given place value : $3.6284$

Observe the digit to the right of the given place value, which is 8.

Since " $8$" is greater than or equal to 5, add 1 to the given place value localid="1649414122330" $2+1=3$.

$∴3.6284$rounded to the nearest hundredth is $3.63$.

In $3.6284$,

Highlight the given place value : $3.6284$

Observe the digit to the right of the given place value, that is 2.

Since " $2$" is less than 5, the given place value need not be changed.

$∴3.6284$rounded to the nearest tenth is $3.6$.

In $3.6284$,

Highlight the given place value : $3.6284$

Observe the digit to the right of the given place value, which is 6.

Since " $6$" is greater than or equal to 5, add 1 to the given place value$ie,3+1=4$

$∴3.6284$rounded to the nearest whole number is $4$.