-34.45% is the change from 238 to 156
Calculation steps:
[( 156 - 238 ) ÷ 238] x 100 = -34.45%
Formula
Percentage change = [(156 - 238) / 238] x 100
Subtract the new number by the original number
156 - 238 = -82
-82 ÷ 238 = -0.3445378151260504
-0.3445378151260504 x 100 = -34.45%