1 percent of 641 can be written as 20 percent * 641 =
Use the percentage formulae (P% × Y = X) to find out 1% of 641
P is 1, Y is 641, so the equation will be 1% × 641 = X
Percentage calculation with steps:
X = ( 1 * 641 ) / 100
X = 641 / 100
X = 6.41