-74.62% is the change from 394 to 100
Calculation steps:
[( 100 - 394 ) ÷ 394] x 100 = -74.62%
Formula
Percentage change = [(100 - 394) / 394] x 100
Subtract the new number by the original number
100 - 394 = -294
-294 ÷ 394 = -0.7461928934010152
-0.7461928934010152 x 100 = -74.62%