-64.9% is the change from 208 to 73
Calculation steps:
[( 73 - 208 ) ÷ 208] x 100 = -64.9%
Formula
Percentage change = [(73 - 208) / 208] x 100
Subtract the new number by the original number
73 - 208 = -135
-135 ÷ 208 = -0.6490384615384616
-0.6490384615384616 x 100 = -64.9%