171% is the change from 331 to 897
Calculation steps:
[( 897 - 331 ) ÷ 331] x 100 = 171%
Formula
Percentage change = [(897 - 331) / 331] x 100
Subtract the new number by the original number
897 - 331 = 566
566 ÷ 331 = 1.7099697885196374
1.7099697885196374 x 100 = 171%