-27.95% is the change from 347 to 250
Calculation steps:
[( 250 - 347 ) ÷ 347] x 100 = -27.95%
Formula
Percentage change = [(250 - 347) / 347] x 100
Subtract the new number by the original number
250 - 347 = -97
-97 ÷ 347 = -0.27953890489913547
-0.27953890489913547 x 100 = -27.95%