-74.36% is the change from 585 to 150
Calculation steps:
[( 150 - 585 ) ÷ 585] x 100 = -74.36%
Formula
Percentage change = [(150 - 585) / 585] x 100
Subtract the new number by the original number
150 - 585 = -435
-435 ÷ 585 = -0.7435897435897436
-0.7435897435897436 x 100 = -74.36%