1 a. 
Round 721181 to the nearest ten.


1 b. 
Round 751631 to the nearest ten.


2 a. 
Round 878807 to the nearest ten thousand.


2 b. 
Round 568507 to the nearest ten thousand.


3 a. 
Round 965646 to the nearest hundred.


3 b. 
Round 298512 to the nearest hundred.


4 a. 
Round 728713 to the nearest hundred.


4 b. 
Round 563786 to the nearest ten.


5 a. 
Round 784844 to the nearest thousand.


5 b. 
Round 896030 to the nearest ten.


6 a. 
Round 785866 to the nearest ten thousand.


6 b. 
Round 550808 to the nearest thousand.


7 a. 
Round 387398 to the nearest ten.


7 b. 
Round 65419 to the nearest hundred.

