$4.00
387
390
86.24 cent, rounded to the nearest dollar, is 1 dollar.
387 to the nearest 100 is 400.
$4.12 rounded to the nearest dollar is $4.00
387
387
390
$1002 is $1002 when rounded to the nearest dollar. 1002 cents is $10 if rounded to the nearest dollar.
$65.16 rounded to the nearest dollar = $65 65.16 cents rounded to the nearest dollar = $1
You have asked to round the number to the nearest cent, but you have not said what the units are which that number represents. If it is 386.75 cents, then if we round it to the nearest cent, we get 387 cents. If, however, it is $386.75 then you can't round it to the nearest cent, you could only round it to the nearest dollar (in which case the answer would be $387).
86.24 cent, rounded to the nearest dollar, is 1 dollar.
$168.72 rounded to the nearest dollar is $169.
rounded up to the nearest dollar $2.47
177008.69 rounded to the nearest dollar is $177009.
$16,693.00 rounded to the nearest dollar is $16,693.00.
$682.00 is already rounded to the nearest dollar.