4 percent of 820 can be written as 20 percent * 820 =
Use the percentage formulae (P% × Y = X) to find out 4% of 820
P is 4, Y is 820, so the equation will be 4% × 820 = X
Percentage calculation with steps:
X = ( 4 * 820 ) / 100
X = 3280 / 100
X = 32.8