Answer:
Required place value is hundred thousand place.
Explanation:
Given : A sports arena covers 710,430 square feet of ground. A newspaper reported that the arena covers about 700,000 square feet of ground.
To find : To what place value was the number rounded?
Solution :
Rule of rounding number :
1) When the rounded place value after digit is less than 5 then the number remain same.
2) If the rounded place value after digit is 5 or greater than 5 then the number round by 1.
710,430 is rounded to 700,000.
It is clear that number is rounded to the hundred thousand place.
As before 7 there is 1<5 so rest rounded to zero and 7 remain same.
Therefore, Required place value is hundred thousand place.