-61.13% is the change from 391 to 152
Calculation steps:
[( 152 - 391 ) ÷ 391] x 100 = -61.13%
Formula
Percentage change = [(152 - 391) / 391] x 100
Subtract the new number by the original number
152 - 391 = -239
-239 ÷ 391 = -0.6112531969309463
-0.6112531969309463 x 100 = -61.13%