-66.9% is the change from 423 to 140
Calculation steps:
[( 140 - 423 ) ÷ 423] x 100 = -66.9%
Formula
Percentage change = [(140 - 423) / 423] x 100
Subtract the new number by the original number
140 - 423 = -283
-283 ÷ 423 = -0.6690307328605201
-0.6690307328605201 x 100 = -66.9%