-14.48% is the change from 511 to 437
Calculation steps:
[( 437 - 511 ) ÷ 511] x 100 = -14.48%
Formula
Percentage change = [(437 - 511) / 511] x 100
Subtract the new number by the original number
437 - 511 = -74
-74 ÷ 511 = -0.14481409001956946
-0.14481409001956946 x 100 = -14.48%