200
200
200
200
because 199 rounded to the nearest 10 is 200, so 199 to the nearest 100 is 200.. Because 200 is both a multiple of 10 and 100.
200
100
136 rounded to the nearest 100 is 100.
151 round to the nearest hundreds place = 200
170 is already at the nearest ten. It will round up to 200 to be to the nearest 100.
200
512 two the nearest 100