-34.54% is the change from 524 to 343
Calculation steps:
[( 343 - 524 ) ÷ 524] x 100 = -34.54%
Formula
Percentage change = [(343 - 524) / 524] x 100
Subtract the new number by the original number
343 - 524 = -181
-181 ÷ 524 = -0.34541984732824427
-0.34541984732824427 x 100 = -34.54%