-38.7% is the change from 447 to 274
Calculation steps:
[( 274 - 447 ) ÷ 447] x 100 = -38.7%
Formula
Percentage change = [(274 - 447) / 447] x 100
Subtract the new number by the original number
274 - 447 = -173
-173 ÷ 447 = -0.3870246085011186
-0.3870246085011186 x 100 = -38.7%