-72.46% is the change from 817 to 225
Calculation steps:
[( 225 - 817 ) ÷ 817] x 100 = -72.46%
Formula
Percentage change = [(225 - 817) / 817] x 100
Subtract the new number by the original number
225 - 817 = -592
-592 ÷ 817 = -0.7246022031823746
-0.7246022031823746 x 100 = -72.46%