1% of 640 equal to 6.4
Calculation steps:
( 1 ÷ 100 ) x 640 = 6.4
Formula
(1 ÷ 100) x 640 = 6.4
Percent to decimal
1% to decimal is 1 ÷ 100 = 0.01
Multiply decimal with the other number
0.01 x 640 = 6.4
Example