900
It ends in a 5, so it is rounded up to 950.
1000
900
853 rounded to the nearest 100: 900. 10853 rounded to the nearest 100: 10900.
945.00
100
100
0
555 rounded to the nearest 100 is 600.
97 rounded to the nearest hundred is 100. 97 rounded to the nearest ten is 100
100