-89.5% is the change from 457 to 48
Calculation steps:
[( 48 - 457 ) ÷ 457] x 100 = -89.5%
Formula
Percentage change = [(48 - 457) / 457] x 100
Subtract the new number by the original number
48 - 457 = -409
-409 ÷ 457 = -0.8949671772428884
-0.8949671772428884 x 100 = -89.5%