-28.82% is the change from 347 to 247
Calculation steps:
[( 247 - 347 ) ÷ 347] x 100 = -28.82%
Formula
Percentage change = [(247 - 347) / 347] x 100
Subtract the new number by the original number
247 - 347 = -100
-100 ÷ 347 = -0.2881844380403458
-0.2881844380403458 x 100 = -28.82%