-88.63% is the change from 299 to 34
Calculation steps:
[( 34 - 299 ) ÷ 299] x 100 = -88.63%
Formula
Percentage change = [(34 - 299) / 299] x 100
Subtract the new number by the original number
34 - 299 = -265
-265 ÷ 299 = -0.8862876254180602
-0.8862876254180602 x 100 = -88.63%