9 percent of 900 can be written as 20 percent * 900 =
Use the percentage formulae (P% × Y = X) to find out 9% of 900
P is 9, Y is 900, so the equation will be 9% × 900 = X
Percentage calculation with steps:
X = ( 9 * 900 ) / 100
X = 8100 / 100
X = 81