-90.66% is the change from 407 to 38
Calculation steps:
[( 38 - 407 ) ÷ 407] x 100 = -90.66%
Formula
Percentage change = [(38 - 407) / 407] x 100
Subtract the new number by the original number
38 - 407 = -369
-369 ÷ 407 = -0.9066339066339066
-0.9066339066339066 x 100 = -90.66%