-74.1% is the change from 390 to 101
Calculation steps:
[( 101 - 390 ) ÷ 390] x 100 = -74.1%
Formula
Percentage change = [(101 - 390) / 390] x 100
Subtract the new number by the original number
101 - 390 = -289
-289 ÷ 390 = -0.7410256410256411
-0.7410256410256411 x 100 = -74.1%