-1.9% is the change from 527 to 517
Calculation steps:
[( 517 - 527 ) ÷ 527] x 100 = -1.9%
Formula
Percentage change = [(517 - 527) / 527] x 100
Subtract the new number by the original number
517 - 527 = -10
-10 ÷ 527 = -0.018975332068311195
-0.018975332068311195 x 100 = -1.9%