-78.77% is the change from 457 to 97
Calculation steps:
[( 97 - 457 ) ÷ 457] x 100 = -78.77%
Formula
Percentage change = [(97 - 457) / 457] x 100
Subtract the new number by the original number
97 - 457 = -360
-360 ÷ 457 = -0.787746170678337
-0.787746170678337 x 100 = -78.77%