-99.54% is the change from 437 to 2
Calculation steps:
[( 2 - 437 ) ÷ 437] x 100 = -99.54%
Formula
Percentage change = [(2 - 437) / 437] x 100
Subtract the new number by the original number
2 - 437 = -435
-435 ÷ 437 = -0.9954233409610984
-0.9954233409610984 x 100 = -99.54%