76.57% is the change from 508 to 897
Calculation steps:
[( 897 - 508 ) ÷ 508] x 100 = 76.57%
Formula
Percentage change = [(897 - 508) / 508] x 100
Subtract the new number by the original number
897 - 508 = 389
389 ÷ 508 = 0.765748031496063
0.765748031496063 x 100 = 76.57%