-18.57% is the change from 657 to 535
Calculation steps:
[( 535 - 657 ) ÷ 657] x 100 = -18.57%
Formula
Percentage change = [(535 - 657) / 657] x 100
Subtract the new number by the original number
535 - 657 = -122
-122 ÷ 657 = -0.1856925418569254
-0.1856925418569254 x 100 = -18.57%