Look at the thousands digit;if it is 5 or more add 10,000 to the number; if not don't add anything
Replace the thousands, hundreds, tens and units digits by 0s.
It is 10000.
It is 3,050,000 because in 3,045,832 the 4 is in the ten thousands place so the 5 tells the 4 to round up and get 3,050,000. When you need to round, the number has to 5 or bigger. In this problem, it is 5 so you have to round up.
yes
1980.000.000. If you meant to round to the nearest tenthousand instead of million, then the result would have been 1.980.010.000 If you meant to round to the nearest million with 1.980.500.000, then the result would have been 1.981.000.000
in chinese (i am) it is one 亿(tenthousand-tenthousand) yen (sorry it only really works in chinese not english)
10000
About 3,652,450 days.
It is 130000.
13890
A chiliagon has 1000 sides so a 10,000-sided object would have to be a decachiliagon.
No, it's already accurate to the nearest thousand.
how do i round up 489,334,209