-7.57% is the change from 515 to 476
Calculation steps:
[( 476 - 515 ) ÷ 515] x 100 = -7.57%
Formula
Percentage change = [(476 - 515) / 515] x 100
Subtract the new number by the original number
476 - 515 = -39
-39 ÷ 515 = -0.07572815533980583
-0.07572815533980583 x 100 = -7.57%