4 percent of 660 can be written as 20 percent * 660 =
Use the percentage formulae (P% × Y = X) to find out 4% of 660
P is 4, Y is 660, so the equation will be 4% × 660 = X
Percentage calculation with steps:
X = ( 4 * 660 ) / 100
X = 2640 / 100
X = 26.4