-40% is the change from 355 to 213
Calculation steps:
[( 213 - 355 ) ÷ 355] x 100 = -40%
Formula
Percentage change = [(213 - 355) / 355] x 100
Subtract the new number by the original number
213 - 355 = -142
-142 ÷ 355 = -0.4
-0.4 x 100 = -40%
Example