-89.63% is the change from 347 to 36
Calculation steps:
[( 36 - 347 ) ÷ 347] x 100 = -89.63%
Formula
Percentage change = [(36 - 347) / 347] x 100
Subtract the new number by the original number
36 - 347 = -311
-311 ÷ 347 = -0.8962536023054755
-0.8962536023054755 x 100 = -89.63%