50.55% is the change from 641 to 965
Calculation steps:
[( 965 - 641 ) ÷ 641] x 100 = 50.55%
Formula
Percentage change = [(965 - 641) / 641] x 100
Subtract the new number by the original number
965 - 641 = 324
324 ÷ 641 = 0.5054602184087363
0.5054602184087363 x 100 = 50.55%