-93.37% is the change from 347 to 23
Calculation steps:
[( 23 - 347 ) ÷ 347] x 100 = -93.37%
Formula
Percentage change = [(23 - 347) / 347] x 100
Subtract the new number by the original number
23 - 347 = -324
-324 ÷ 347 = -0.9337175792507204
-0.9337175792507204 x 100 = -93.37%