-48.05% is the change from 437 to 227
Calculation steps:
[( 227 - 437 ) ÷ 437] x 100 = -48.05%
Formula
Percentage change = [(227 - 437) / 437] x 100
Subtract the new number by the original number
227 - 437 = -210
-210 ÷ 437 = -0.4805491990846682
-0.4805491990846682 x 100 = -48.05%