-84.07% is the change from 923 to 147
Calculation steps:
[( 147 - 923 ) ÷ 923] x 100 = -84.07%
Formula
Percentage change = [(147 - 923) / 923] x 100
Subtract the new number by the original number
147 - 923 = -776
-776 ÷ 923 = -0.8407367280606717
-0.8407367280606717 x 100 = -84.07%