30 divided by 100 can be written as 30/100 and the 0's can cancel out, giving you 3/10 as your answer (0.3 as a decimal)
Divide by100
600,00
9100 divided by100 = 91
.08
0.37
-65
0.03
0.6
62% if a decimal always times by100
0.075
10,000 square feet
4000 divide by 30 = 133.33333333333334