1 percent of 421 can be written as 20 percent * 421 =
Use the percentage formulae (P% × Y = X) to find out 1% of 421
P is 1, Y is 421, so the equation will be 1% × 421 = X
Percentage calculation with steps:
X = ( 1 * 421 ) / 100
X = 421 / 100
X = 4.21