To find 10% of a number, just move decimal point one place to the left. If there is no decimal, assume it is at the right end of the number.
10% of 40 = 4.0
10% of 123 = 12.3
10% of 321.45 = 32.145
10% of 3.1416 = .31416
get the idea??
40 percent = 0.4 = 4/10
40% of 10 is four.
40 percent of 10 = 4 To check the answer: 20% of 10 = 2
40%
10% of 40 = (10 divided by 100) then multiplied by 40 = 4
40% of $10= 40% * $10= 0.40 * $10= $4
10/25 x 100 = 40 Therefore, 10 is 40 percent of 25.
10%+30%=40%