-19.5% is the change from 282 to 227
Calculation steps:
[( 227 - 282 ) ÷ 282] x 100 = -19.5%
Formula
Percentage change = [(227 - 282) / 282] x 100
Subtract the new number by the original number
227 - 282 = -55
-55 ÷ 282 = -0.1950354609929078
-0.1950354609929078 x 100 = -19.5%