-77.3% is the change from 392 to 89
Calculation steps:
[( 89 - 392 ) ÷ 392] x 100 = -77.3%
Formula
Percentage change = [(89 - 392) / 392] x 100
Subtract the new number by the original number
89 - 392 = -303
-303 ÷ 392 = -0.7729591836734694
-0.7729591836734694 x 100 = -77.3%