-70.64% is the change from 545 to 160
Calculation steps:
[( 160 - 545 ) ÷ 545] x 100 = -70.64%
Formula
Percentage change = [(160 - 545) / 545] x 100
Subtract the new number by the original number
160 - 545 = -385
-385 ÷ 545 = -0.7064220183486238
-0.7064220183486238 x 100 = -70.64%