900
9000
100
It is 100.
0.22
When rounding 929 to the nearest 100, you look at the digit in the tens place, which is 2. Since 2 is less than 5, you round down. Therefore, 929 rounded to the nearest 100 is 900.
20
1300
8910
5
It is 0.188
5000
It is 2,300