101.57% is the change from 318 to 641
Calculation steps:
[( 641 - 318 ) ÷ 318] x 100 = 101.57%
Formula
Percentage change = [(641 - 318) / 318] x 100
Subtract the new number by the original number
641 - 318 = 323
323 ÷ 318 = 1.0157232704402517
1.0157232704402517 x 100 = 101.57%