-19.79% is the change from 657 to 527
Calculation steps:
[( 527 - 657 ) ÷ 657] x 100 = -19.79%
Formula
Percentage change = [(527 - 657) / 657] x 100
Subtract the new number by the original number
527 - 657 = -130
-130 ÷ 657 = -0.197869101978691
-0.197869101978691 x 100 = -19.79%