98.21% is the change from 335 to 664
Calculation steps:
[( 664 - 335 ) ÷ 335] x 100 = 98.21%
Formula
Percentage change = [(664 - 335) / 335] x 100
Subtract the new number by the original number
664 - 335 = 329
329 ÷ 335 = 0.982089552238806
0.982089552238806 x 100 = 98.21%