-55.07% is the change from 434 to 195
Calculation steps:
[( 195 - 434 ) ÷ 434] x 100 = -55.07%
Formula
Percentage change = [(195 - 434) / 434] x 100
Subtract the new number by the original number
195 - 434 = -239
-239 ÷ 434 = -0.5506912442396313
-0.5506912442396313 x 100 = -55.07%