88.54% is the change from 515 to 971
Calculation steps:
[( 971 - 515 ) ÷ 515] x 100 = 88.54%
Formula
Percentage change = [(971 - 515) / 515] x 100
Subtract the new number by the original number
971 - 515 = 456
456 ÷ 515 = 0.8854368932038835
0.8854368932038835 x 100 = 88.54%