76.87% is the change from 549 to 971
Calculation steps:
[( 971 - 549 ) ÷ 549] x 100 = 76.87%
Formula
Percentage change = [(971 - 549) / 549] x 100
Subtract the new number by the original number
971 - 549 = 422
422 ÷ 549 = 0.7686703096539163
0.7686703096539163 x 100 = 76.87%