-67.24% is the change from 409 to 134
Calculation steps:
[( 134 - 409 ) ÷ 409] x 100 = -67.24%
Formula
Percentage change = [(134 - 409) / 409] x 100
Subtract the new number by the original number
134 - 409 = -275
-275 ÷ 409 = -0.6723716381418093
-0.6723716381418093 x 100 = -67.24%