-72.62% is the change from 829 to 227
Calculation steps:
[( 227 - 829 ) ÷ 829] x 100 = -72.62%
Formula
Percentage change = [(227 - 829) / 829] x 100
Subtract the new number by the original number
227 - 829 = -602
-602 ÷ 829 = -0.7261761158021713
-0.7261761158021713 x 100 = -72.62%