-58.75% is the change from 160 to 66
Calculation steps:
[( 66 - 160 ) ÷ 160] x 100 = -58.75%
Formula
Percentage change = [(66 - 160) / 160] x 100
Subtract the new number by the original number
66 - 160 = -94
-94 ÷ 160 = -0.5875
-0.5875 x 100 = -58.75%