Percentage compares two numbers, for example, if you have 30 coins and 15 of them are quarters, then 50% of your coins are quarters. If you just give me one number, such as 4.0, that is not a percent unless you can give me another number to which 4.0 is to be compared.
40 percent !
40 percent.
29 percent of 40 percent = 0.29 x 40 percent = 11.6 percent
40 percent of 150,ooo.oo
74 percent of 40 is 29.6
40 percent of 60 is 2,400%
120
41 percent percent of 40 = 0.164
+40% + 40% = 80%