1 a. 
Round 879 to the nearest ten.


1 b. 
Round 302 to the nearest ten.


2 a. 
Round 575 to the nearest ten.


2 b. 
Round 581 to the nearest ten.


3 a. 
Round 839 to the nearest hundred.


3 b. 
Round 725 to the nearest ten.


4 a. 
Round 359 to the nearest hundred.


4 b. 
Round 608 to the nearest ten.


5 a. 
Round 931 to the nearest ten.


5 b. 
Round 312 to the nearest ten.


6 a. 
Round 712 to the nearest ten.


6 b. 
Round 552 to the nearest hundred.


7 a. 
Round 690 to the nearest ten.


7 b. 
Round 905 to the nearest hundred.

