-61.14% is the change from 440 to 171
Calculation steps:
[( 171 - 440 ) ÷ 440] x 100 = -61.14%
Formula
Percentage change = [(171 - 440) / 440] x 100
Subtract the new number by the original number
171 - 440 = -269
-269 ÷ 440 = -0.6113636363636363
-0.6113636363636363 x 100 = -61.14%