-45.09% is the change from 856 to 470
Calculation steps:
[( 470 - 856 ) ÷ 856] x 100 = -45.09%
Formula
Percentage change = [(470 - 856) / 856] x 100
Subtract the new number by the original number
470 - 856 = -386
-386 ÷ 856 = -0.45093457943925236
-0.45093457943925236 x 100 = -45.09%