645 rounded to the nearest ten would simply be 650.
It is then 740 when rounded to the nearest ten.
320
260
rounded to the nearest ten... it would be 420.
645 rounded to the nearest ten would simply be 650.
645 rounded to the nearest hundred is 600.
640
19.5455
600
60
It is then 740 when rounded to the nearest ten.
600
36,184 rounded to the nearest ten thousands place is 40,000.
2602 rounded to the nearest ten is 2600.
320
260