-78.07% is the change from 757 to 166
Calculation steps:
[( 166 - 757 ) ÷ 757] x 100 = -78.07%
Formula
Percentage change = [(166 - 757) / 757] x 100
Subtract the new number by the original number
166 - 757 = -591
-591 ÷ 757 = -0.7807133421400264
-0.7807133421400264 x 100 = -78.07%