7.10
87.50
516.82
9.2 or, if you want to indicate that it is to the nearest hundredths, 9.20
It is already rounded to the nearest hundredths.
Look in the hundreds place. If it's 5 or up, it will be rounded to 8000. If it's 4 or below, it will be rounded to 7000.
346.77
62.71
3.324 rounded to nearest hundredths is 3.32
9.37
8.04
87.50
6.22
72.00
123.46
12.19
486.13
0.80