-84.27% is the change from 267 to 42
Calculation steps:
[( 42 - 267 ) ÷ 267] x 100 = -84.27%
Formula
Percentage change = [(42 - 267) / 267] x 100
Subtract the new number by the original number
42 - 267 = -225
-225 ÷ 267 = -0.8426966292134831
-0.8426966292134831 x 100 = -84.27%