-81.75% is the change from 915 to 167
Calculation steps:
[( 167 - 915 ) ÷ 915] x 100 = -81.75%
Formula
Percentage change = [(167 - 915) / 915] x 100
Subtract the new number by the original number
167 - 915 = -748
-748 ÷ 915 = -0.8174863387978142
-0.8174863387978142 x 100 = -81.75%