-72.21% is the change from 493 to 137
Calculation steps:
[( 137 - 493 ) ÷ 493] x 100 = -72.21%
Formula
Percentage change = [(137 - 493) / 493] x 100
Subtract the new number by the original number
137 - 493 = -356
-356 ÷ 493 = -0.7221095334685599
-0.7221095334685599 x 100 = -72.21%