-64.46% is the change from 363 to 129
Calculation steps:
[( 129 - 363 ) ÷ 363] x 100 = -64.46%
Formula
Percentage change = [(129 - 363) / 363] x 100
Subtract the new number by the original number
129 - 363 = -234
-234 ÷ 363 = -0.6446280991735537
-0.6446280991735537 x 100 = -64.46%