202.49% is the change from 321 to 971
Calculation steps:
[( 971 - 321 ) ÷ 321] x 100 = 202.49%
Formula
Percentage change = [(971 - 321) / 321] x 100
Subtract the new number by the original number
971 - 321 = 650
650 ÷ 321 = 2.0249221183800623
2.0249221183800623 x 100 = 202.49%