-28.77% is the change from 73 to 52
Calculation steps:
[( 52 - 73 ) ÷ 73] x 100 = -28.77%
Formula
Percentage change = [(52 - 73) / 73] x 100
Subtract the new number by the original number
52 - 73 = -21
-21 ÷ 73 = -0.2876712328767123
-0.2876712328767123 x 100 = -28.77%