-45.07% is the change from 832 to 457
Calculation steps:
[( 457 - 832 ) ÷ 832] x 100 = -45.07%
Formula
Percentage change = [(457 - 832) / 832] x 100
Subtract the new number by the original number
457 - 832 = -375
-375 ÷ 832 = -0.45072115384615385
-0.45072115384615385 x 100 = -45.07%