-79% is the change from 757 to 159
Calculation steps:
[( 159 - 757 ) ÷ 757] x 100 = -79%
Formula
Percentage change = [(159 - 757) / 757] x 100
Subtract the new number by the original number
159 - 757 = -598
-598 ÷ 757 = -0.7899603698811096
-0.7899603698811096 x 100 = -79%