-26.32% is the change from 513 to 378
Calculation steps:
[( 378 - 513 ) ÷ 513] x 100 = -26.32%
Formula
Percentage change = [(378 - 513) / 513] x 100
Subtract the new number by the original number
378 - 513 = -135
-135 ÷ 513 = -0.2631578947368421
-0.2631578947368421 x 100 = -26.32%