-83.66% is the change from 814 to 133
Calculation steps:
[( 133 - 814 ) ÷ 814] x 100 = -83.66%
Formula
Percentage change = [(133 - 814) / 814] x 100
Subtract the new number by the original number
133 - 814 = -681
-681 ÷ 814 = -0.8366093366093366
-0.8366093366093366 x 100 = -83.66%