743 rounded up to the nearest 100 (hundreds place) is 800.
700
853 rounded to the nearest 100: 900. 10853 rounded to the nearest 100: 10900.
743 to the nearest hundreds place would be 700. This is because the value in the tens place "4" is not greater than or equal to 5. Anything equal to or greater than 5 gets rounded up, but in this case "4" is less than 5.
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
100
100