-81.44% is the change from 916 to 170
Calculation steps:
[( 170 - 916 ) ÷ 916] x 100 = -81.44%
Formula
Percentage change = [(170 - 916) / 916] x 100
Subtract the new number by the original number
170 - 916 = -746
-746 ÷ 916 = -0.8144104803493449
-0.8144104803493449 x 100 = -81.44%