-29.53% is the change from 491 to 346
Calculation steps:
[( 346 - 491 ) ÷ 491] x 100 = -29.53%
Formula
Percentage change = [(346 - 491) / 491] x 100
Subtract the new number by the original number
346 - 491 = -145
-145 ÷ 491 = -0.2953156822810591
-0.2953156822810591 x 100 = -29.53%