To round 165 to the nearest hundred, you consider if 65 is closer to 0 or to 100. Since 65 rounds up to 100, 165 would round up to 200. In contrast, if the question had been to round 140 to the nearest hundred, 40 would round down to zero, so the answer would have been 100.
372 rounded to the nearest hundred is 400
4198 to the nearest 100 = 4200
The answer is zero.
387 to the nearest 100 is 400.
What is the nearest 100 of 450
0
165400
372 rounded to the nearest hundred is 400
300
200
200
100
10100
4198 to the nearest 100 = 4200
The answer is zero.
100.
95,96,97,98,99 round them up to the ten, all 100 to the 100, all 100.