-74.74% is the change from 392 to 99
Calculation steps:
[( 99 - 392 ) ÷ 392] x 100 = -74.74%
Formula
Percentage change = [(99 - 392) / 392] x 100
Subtract the new number by the original number
99 - 392 = -293
-293 ÷ 392 = -0.7474489795918368
-0.7474489795918368 x 100 = -74.74%