4.54% is the change from 815 to 852
Calculation steps:
[( 852 - 815 ) ÷ 815] x 100 = 4.54%
Formula
Percentage change = [(852 - 815) / 815] x 100
Subtract the new number by the original number
852 - 815 = 37
37 ÷ 815 = 0.04539877300613497
0.04539877300613497 x 100 = 4.54%