2.236067977 rounded to the nearest hundredth is 2.24.
The reason is because the number after the "3" is 6, which is greater than 5, so you round it up to the next number.
It is already to the nearest hundredth as 9.69
28.26
30.45
18.84
4.35 is the answer rounded to the nearest hundredth
It is 1.54 rounded to the nearest hundredth
It then is 16.11 rounded to the nearest hundredth
It is already to the nearest hundredth as 9.69
16.64
0.09
1.54
12.04
0.61
2.81
66.33
1.24
74.01