-64.29% is the change from 378 to 135
Calculation steps:
[( 135 - 378 ) ÷ 378] x 100 = -64.29%
Formula
Percentage change = [(135 - 378) / 378] x 100
Subtract the new number by the original number
135 - 378 = -243
-243 ÷ 378 = -0.6428571428571429
-0.6428571428571429 x 100 = -64.29%