-30.4% is the change from 783 to 545
Calculation steps:
[( 545 - 783 ) ÷ 783] x 100 = -30.4%
Formula
Percentage change = [(545 - 783) / 783] x 100
Subtract the new number by the original number
545 - 783 = -238
-238 ÷ 783 = -0.30395913154533843
-0.30395913154533843 x 100 = -30.4%