-82.42% is the change from 990 to 174
Calculation steps:
[( 174 - 990 ) ÷ 990] x 100 = -82.42%
Formula
Percentage change = [(174 - 990) / 990] x 100
Subtract the new number by the original number
174 - 990 = -816
-816 ÷ 990 = -0.8242424242424242
-0.8242424242424242 x 100 = -82.42%