-94.52% is the change from 73 to 4
Calculation steps:
[( 4 - 73 ) ÷ 73] x 100 = -94.52%
Formula
Percentage change = [(4 - 73) / 73] x 100
Subtract the new number by the original number
4 - 73 = -69
-69 ÷ 73 = -0.9452054794520548
-0.9452054794520548 x 100 = -94.52%