-95.73% is the change from 633 to 27
Calculation steps:
[( 27 - 633 ) ÷ 633] x 100 = -95.73%
Formula
Percentage change = [(27 - 633) / 633] x 100
Subtract the new number by the original number
27 - 633 = -606
-606 ÷ 633 = -0.957345971563981
-0.957345971563981 x 100 = -95.73%