-17.15% is the change from 274 to 227
Calculation steps:
[( 227 - 274 ) ÷ 274] x 100 = -17.15%
Formula
Percentage change = [(227 - 274) / 274] x 100
Subtract the new number by the original number
227 - 274 = -47
-47 ÷ 274 = -0.17153284671532848
-0.17153284671532848 x 100 = -17.15%