-82.3% is the change from 915 to 162
Calculation steps:
[( 162 - 915 ) ÷ 915] x 100 = -82.3%
Formula
Percentage change = [(162 - 915) / 915] x 100
Subtract the new number by the original number
162 - 915 = -753
-753 ÷ 915 = -0.8229508196721311
-0.8229508196721311 x 100 = -82.3%