-30.66% is the change from 499 to 346
Calculation steps:
[( 346 - 499 ) ÷ 499] x 100 = -30.66%
Formula
Percentage change = [(346 - 499) / 499] x 100
Subtract the new number by the original number
346 - 499 = -153
-153 ÷ 499 = -0.3066132264529058
-0.3066132264529058 x 100 = -30.66%