-55.03% is the change from 378 to 170
Calculation steps:
[( 170 - 378 ) ÷ 378] x 100 = -55.03%
Formula
Percentage change = [(170 - 378) / 378] x 100
Subtract the new number by the original number
170 - 378 = -208
-208 ÷ 378 = -0.5502645502645502
-0.5502645502645502 x 100 = -55.03%