-39.33% is the change from 750 to 455
Calculation steps:
[( 455 - 750 ) ÷ 750] x 100 = -39.33%
Formula
Percentage change = [(455 - 750) / 750] x 100
Subtract the new number by the original number
455 - 750 = -295
-295 ÷ 750 = -0.3933333333333333
-0.3933333333333333 x 100 = -39.33%