-39.68% is the change from 126 to 76
Calculation steps:
[( 76 - 126 ) ÷ 126] x 100 = -39.68%
Formula
Percentage change = [(76 - 126) / 126] x 100
Subtract the new number by the original number
76 - 126 = -50
-50 ÷ 126 = -0.3968253968253968
-0.3968253968253968 x 100 = -39.68%