-38.34% is the change from 493 to 304
Calculation steps:
[( 304 - 493 ) ÷ 493] x 100 = -38.34%
Formula
Percentage change = [(304 - 493) / 493] x 100
Subtract the new number by the original number
304 - 493 = -189
-189 ÷ 493 = -0.38336713995943206
-0.38336713995943206 x 100 = -38.34%