-30.89% is the change from 518 to 358
Calculation steps:
[( 358 - 518 ) ÷ 518] x 100 = -30.89%
Formula
Percentage change = [(358 - 518) / 518] x 100
Subtract the new number by the original number
358 - 518 = -160
-160 ÷ 518 = -0.3088803088803089
-0.3088803088803089 x 100 = -30.89%