-76.57% is the change from 623 to 146
Calculation steps:
[( 146 - 623 ) ÷ 623] x 100 = -76.57%
Formula
Percentage change = [(146 - 623) / 623] x 100
Subtract the new number by the original number
146 - 623 = -477
-477 ÷ 623 = -0.7656500802568218
-0.7656500802568218 x 100 = -76.57%