-18.42% is the change from 657 to 536
Calculation steps:
[( 536 - 657 ) ÷ 657] x 100 = -18.42%
Formula
Percentage change = [(536 - 657) / 657] x 100
Subtract the new number by the original number
536 - 657 = -121
-121 ÷ 657 = -0.1841704718417047
-0.1841704718417047 x 100 = -18.42%