-72.84% is the change from 497 to 135
Calculation steps:
[( 135 - 497 ) ÷ 497] x 100 = -72.84%
Formula
Percentage change = [(135 - 497) / 497] x 100
Subtract the new number by the original number
135 - 497 = -362
-362 ÷ 497 = -0.7283702213279678
-0.7283702213279678 x 100 = -72.84%