-54.95% is the change from 657 to 296
Calculation steps:
[( 296 - 657 ) ÷ 657] x 100 = -54.95%
Formula
Percentage change = [(296 - 657) / 657] x 100
Subtract the new number by the original number
296 - 657 = -361
-361 ÷ 657 = -0.5494672754946728
-0.5494672754946728 x 100 = -54.95%