97.05% is the change from 305 to 601
Calculation steps:
[( 601 - 305 ) ÷ 305] x 100 = 97.05%
Formula
Percentage change = [(601 - 305) / 305] x 100
Subtract the new number by the original number
601 - 305 = 296
296 ÷ 305 = 0.9704918032786886
0.9704918032786886 x 100 = 97.05%