-99.42% is the change from 346 to 2
Calculation steps:
[( 2 - 346 ) ÷ 346] x 100 = -99.42%
Formula
Percentage change = [(2 - 346) / 346] x 100
Subtract the new number by the original number
2 - 346 = -344
-344 ÷ 346 = -0.9942196531791907
-0.9942196531791907 x 100 = -99.42%