100 doesn't need to be rounded because it is a whole number.
97 rounded to the nearest tens place is 100
308 rounded to the nearest tens place is 310. 308 rounded to the nearest 100s place is 300. It cannot be rounded to the nearest 1000s place.
99 rounded to the nearest tens place is 100
It is 95.2 (following the IEEE standard).
101 rounded to the tens place is 100. When rounding, you look at the digit in the ones place, which is 1. Since it is less than 5, you round down to the nearest ten, resulting in 100.
97 rounded to the nearest tens place is 100
100!
308 rounded to the nearest tens place is 310. 308 rounded to the nearest 100s place is 300. It cannot be rounded to the nearest 1000s place.
100
99 rounded to the nearest tens place is 100
100
0
It is 95.2 (following the IEEE standard).
Rounded up to the nearest tens would be 100. Rounded to the nearest tens is 90.
500
300
90