-55.3% is the change from 660 to 295
Calculation steps:
[( 295 - 660 ) ÷ 660] x 100 = -55.3%
Formula
Percentage change = [(295 - 660) / 660] x 100
Subtract the new number by the original number
295 - 660 = -365
-365 ÷ 660 = -0.553030303030303
-0.553030303030303 x 100 = -55.3%