800
820
370,000
816 to the nearest hundred is 800. This is because the value of the tens place "1" is less than 5. When rounding anything less than 5 gets rounded down while anything equal to or greater than 5 gets rounded up.
816/100 or 204/25
42.05 percent of 816 = 343.12842.05% of 816= 42.05% * 816= 0.4205 * 816= 343.128
100
That is 4800
4198 to the nearest 100 = 4200
100
100
100