80 is closer to 100 than to 0 so you add 100 to 9000 which gives you 9100.
300
To round 97 to the nearest 100, you need to look at the digit in the tens place, which is 9 in this case. Since 9 is greater than or equal to 5, you will round up. Therefore, 97 rounded to the nearest 100 is 100.
200
96 round to the nearest ten=100
6400
It is then 90.7 when rounded up to the nearest tenth
9080 to the nearest hundreds is 9100
372 rounded to the nearest hundred is 400
300
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.
To round 97 to the nearest 100, you need to look at the digit in the tens place, which is 9 in this case. Since 9 is greater than or equal to 5, you will round up. Therefore, 97 rounded to the nearest 100 is 100.
200