-90.4% is the change from 302 to 29
Calculation steps:
[( 29 - 302 ) ÷ 302] x 100 = -90.4%
Formula
Percentage change = [(29 - 302) / 302] x 100
Subtract the new number by the original number
29 - 302 = -273
-273 ÷ 302 = -0.9039735099337748
-0.9039735099337748 x 100 = -90.4%