-78.21% is the change from 335 to 73
Calculation steps:
[( 73 - 335 ) ÷ 335] x 100 = -78.21%
Formula
Percentage change = [(73 - 335) / 335] x 100
Subtract the new number by the original number
73 - 335 = -262
-262 ÷ 335 = -0.7820895522388059
-0.7820895522388059 x 100 = -78.21%