-54.64% is the change from 183 to 83
Calculation steps:
[( 83 - 183 ) ÷ 183] x 100 = -54.64%
Formula
Percentage change = [(83 - 183) / 183] x 100
Subtract the new number by the original number
83 - 183 = -100
-100 ÷ 183 = -0.546448087431694
-0.546448087431694 x 100 = -54.64%