853 rounded to the nearest 100: 900. 10853 rounded to the nearest 100: 10900.
The [percentage increase is 100*(65-45)/45 = 100*20/45 = 44.4%
65
$65.16 rounded to the nearest dollar = $65 65.16 cents rounded to the nearest dollar = $1
100
100
0
555 rounded to the nearest 100 is 600.
97 rounded to the nearest hundred is 100. 97 rounded to the nearest ten is 100
100
100
Rounded to the nearest million, this is equal to 66000000.