-95.78% is the change from 427 to 18
Calculation steps:
[( 18 - 427 ) ÷ 427] x 100 = -95.78%
Formula
Percentage change = [(18 - 427) / 427] x 100
Subtract the new number by the original number
18 - 427 = -409
-409 ÷ 427 = -0.9578454332552693
-0.9578454332552693 x 100 = -95.78%