-34.48% is the change from 786 to 515
Calculation steps:
[( 515 - 786 ) ÷ 786] x 100 = -34.48%
Formula
Percentage change = [(515 - 786) / 786] x 100
Subtract the new number by the original number
515 - 786 = -271
-271 ÷ 786 = -0.34478371501272265
-0.34478371501272265 x 100 = -34.48%