1 a. 
Round 243 to the nearest ten.


1 b. 
Round 913 to the nearest hundred.


2 a. 
Round 159 to the nearest hundred.


2 b. 
Round 874 to the nearest ten.


3 a. 
Round 469 to the nearest hundred.


3 b. 
Round 970 to the nearest hundred.


4 a. 
Round 479 to the nearest ten.


4 b. 
Round 471 to the nearest hundred.


5 a. 
Round 203 to the nearest hundred.


5 b. 
Round 116 to the nearest ten.


6 a. 
Round 621 to the nearest hundred.


6 b. 
Round 67 to the nearest ten.


7 a. 
Round 141 to the nearest hundred.


7 b. 
Round 223 to the nearest hundred.

