4 percent of 21240 can be written as 20 percent * 21240 =
Use the percentage formulae (P% × Y = X) to find out 4% of 21240
P is 4, Y is 21240, so the equation will be 4% × 21240 = X
Percentage calculation with steps:
X = ( 4 * 21240 ) / 100
X = 84960 / 100
X = 849.6