-66.29% is the change from 267 to 90
Calculation steps:
[( 90 - 267 ) ÷ 267] x 100 = -66.29%
Formula
Percentage change = [(90 - 267) / 267] x 100
Subtract the new number by the original number
90 - 267 = -177
-177 ÷ 267 = -0.6629213483146067
-0.6629213483146067 x 100 = -66.29%