-12.48% is the change from 513 to 449
Calculation steps:
[( 449 - 513 ) ÷ 513] x 100 = -12.48%
Formula
Percentage change = [(449 - 513) / 513] x 100
Subtract the new number by the original number
449 - 513 = -64
-64 ÷ 513 = -0.12475633528265107
-0.12475633528265107 x 100 = -12.48%