-26.47% is the change from 510 to 375
Calculation steps:
[( 375 - 510 ) ÷ 510] x 100 = -26.47%
Formula
Percentage change = [(375 - 510) / 510] x 100
Subtract the new number by the original number
375 - 510 = -135
-135 ÷ 510 = -0.2647058823529412
-0.2647058823529412 x 100 = -26.47%