-99.42% is the change from 347 to 2
Calculation steps:
[( 2 - 347 ) ÷ 347] x 100 = -99.42%
Formula
Percentage change = [(2 - 347) / 347] x 100
Subtract the new number by the original number
2 - 347 = -345
-345 ÷ 347 = -0.9942363112391931
-0.9942363112391931 x 100 = -99.42%