55.72% is the change from 411 to 640
Calculation steps:
[( 640 - 411 ) ÷ 411] x 100 = 55.72%
Formula
Percentage change = [(640 - 411) / 411] x 100
Subtract the new number by the original number
640 - 411 = 229
229 ÷ 411 = 0.5571776155717761
0.5571776155717761 x 100 = 55.72%