-39.3% is the change from 654 to 397
Calculation steps:
[( 397 - 654 ) ÷ 654] x 100 = -39.3%
Formula
Percentage change = [(397 - 654) / 654] x 100
Subtract the new number by the original number
397 - 654 = -257
-257 ÷ 654 = -0.3929663608562691
-0.3929663608562691 x 100 = -39.3%