2. Marko rounded a three-digit natural number to the nearest ten and got the number 950. Petar rounded a three-digit natural number to the nearest hundred and got the number 800. What is the largest and the smallest possible difference between Marko's and Petar's numbers?
First solution.

The smallest number that rounds to 950 to the nearest ten is $945 . \quad 1$ POINT

The largest number that rounds to 950 to the nearest ten is $954 . \quad 1$ POINT

The smallest number that rounds to 800 to the nearest hundred is 750. 1 POINT

The largest number that rounds to 800 to the nearest hundred is 849 . 1 POINT

The largest possible difference between Mark's and Peter's number is $954-750=204$. 1 POINT

The smallest possible difference between Mark's and Peter's number is $945-849=96$. 1 POINT

TOTAL 6 POINTS