600
100
115 already is rounded to the nearest whole number...Rounded to the nearest 10, it is 120.Rounded to the nearest 100, it is 100.
0
9000
1000
0.87
872 rounded to the nearest ten is 870
0
1000
The answer is 80,000,000,000
0
853 rounded to the nearest 100: 900. 10853 rounded to the nearest 100: 10900.
100
600