-27.54% is the change from 345 to 250
Calculation steps:
[( 250 - 345 ) ÷ 345] x 100 = -27.54%
Formula
Percentage change = [(250 - 345) / 345] x 100
Subtract the new number by the original number
250 - 345 = -95
-95 ÷ 345 = -0.2753623188405797
-0.2753623188405797 x 100 = -27.54%