Because 450 is nearer to zero than it is to 1,000.
You do nothing. 450 is already rounded to the nearest ten.
450
550
1000-450 equal to = 550
Because 450 is nearer to zero than it is to 1,000.
What is the nearest 100 of 450
450
As is. It is already rounded to the nearest tens place.
450
450
450.0
45/100 of 1000 = 1000*45/100 = 450
4000
You do nothing. 450 is already rounded to the nearest ten.
450
450