-57.13% is the change from 982 to 421
Calculation steps:
[( 421 - 982 ) ÷ 982] x 100 = -57.13%
Formula
Percentage change = [(421 - 982) / 982] x 100
Subtract the new number by the original number
421 - 982 = -561
-561 ÷ 982 = -0.5712830957230143
-0.5712830957230143 x 100 = -57.13%