-68.37% is the change from 430 to 136
Calculation steps:
[( 136 - 430 ) ÷ 430] x 100 = -68.37%
Formula
Percentage change = [(136 - 430) / 430] x 100
Subtract the new number by the original number
136 - 430 = -294
-294 ÷ 430 = -0.6837209302325581
-0.6837209302325581 x 100 = -68.37%