-56.63% is the change from 83 to 36
Calculation steps:
[( 36 - 83 ) ÷ 83] x 100 = -56.63%
Formula
Percentage change = [(36 - 83) / 83] x 100
Subtract the new number by the original number
36 - 83 = -47
-47 ÷ 83 = -0.5662650602409639
-0.5662650602409639 x 100 = -56.63%