-50.76% is the change from 394 to 194
Calculation steps:
[( 194 - 394 ) ÷ 394] x 100 = -50.76%
Formula
Percentage change = [(194 - 394) / 394] x 100
Subtract the new number by the original number
194 - 394 = -200
-200 ÷ 394 = -0.5076142131979695
-0.5076142131979695 x 100 = -50.76%