-82.24% is the change from 856 to 152
Calculation steps:
[( 152 - 856 ) ÷ 856] x 100 = -82.24%
Formula
Percentage change = [(152 - 856) / 856] x 100
Subtract the new number by the original number
152 - 856 = -704
-704 ÷ 856 = -0.822429906542056
-0.822429906542056 x 100 = -82.24%