Question

three students are asked to estimate the difference between 7509 and 459 to the nearest hundred they get the following answers :-
first students get the answer 7000
second student get the answers 7100
third student get the answer 7200

which students answer is right ?​

Answer 1

Answer:

first student is correct.

then the answer is 7000

Answer 2

Difference between 7509 and 459 to the nearest hundred = 7500 - 500 = 7000

So, First student answer is right.