-68.86% is the change from 623 to 194
Calculation steps:
[( 194 - 623 ) ÷ 623] x 100 = -68.86%
Formula
Percentage change = [(194 - 623) / 623] x 100
Subtract the new number by the original number
194 - 623 = -429
-429 ÷ 623 = -0.6886035313001605
-0.6886035313001605 x 100 = -68.86%