Rounded to th nearest whole number, it's 9. Rounded to the nearest tenth, it's 8.7 (eight point seven/eight and seven tenths). Hope this helps!
8.70
9
870
900.
60
It is then 740 when rounded to the nearest ten.
30
36,184 rounded to the nearest ten thousands place is 40,000.
2602 rounded to the nearest ten is 2600.
320
20
260
Rounded to the nearest ten it is: 564,630
5240