-62.01% is the change from 437 to 166
Calculation steps:
[( 166 - 437 ) ÷ 437] x 100 = -62.01%
Formula
Percentage change = [(166 - 437) / 437] x 100
Subtract the new number by the original number
166 - 437 = -271
-271 ÷ 437 = -0.620137299771167
-0.620137299771167 x 100 = -62.01%