-82.97% is the change from 458 to 78
Calculation steps:
[( 78 - 458 ) ÷ 458] x 100 = -82.97%
Formula
Percentage change = [(78 - 458) / 458] x 100
Subtract the new number by the original number
78 - 458 = -380
-380 ÷ 458 = -0.8296943231441049
-0.8296943231441049 x 100 = -82.97%