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
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?