-75.6% is the change from 623 to 152
Calculation steps:
[( 152 - 623 ) ÷ 623] x 100 = -75.6%
Formula
Percentage change = [(152 - 623) / 623] x 100
Subtract the new number by the original number
152 - 623 = -471
-471 ÷ 623 = -0.7560192616372392
-0.7560192616372392 x 100 = -75.6%