-41.05% is the change from 665 to 392
Calculation steps:
[( 392 - 665 ) ÷ 665] x 100 = -41.05%
Formula
Percentage change = [(392 - 665) / 665] x 100
Subtract the new number by the original number
392 - 665 = -273
-273 ÷ 665 = -0.4105263157894737
-0.4105263157894737 x 100 = -41.05%