-34.49% is the change from 577 to 378
Calculation steps:
[( 378 - 577 ) ÷ 577] x 100 = -34.49%
Formula
Percentage change = [(378 - 577) / 577] x 100
Subtract the new number by the original number
378 - 577 = -199
-199 ÷ 577 = -0.34488734835355284
-0.34488734835355284 x 100 = -34.49%