-65.92% is the change from 267 to 91
Calculation steps:
[( 91 - 267 ) ÷ 267] x 100 = -65.92%
Formula
Percentage change = [(91 - 267) / 267] x 100
Subtract the new number by the original number
91 - 267 = -176
-176 ÷ 267 = -0.6591760299625468
-0.6591760299625468 x 100 = -65.92%