18.7% is the change from 818 to 971
Calculation steps:
[( 971 - 818 ) ÷ 818] x 100 = 18.7%
Formula
Percentage change = [(971 - 818) / 818] x 100
Subtract the new number by the original number
971 - 818 = 153
153 ÷ 818 = 0.18704156479217604
0.18704156479217604 x 100 = 18.7%