-71.01% is the change from 921 to 267
Calculation steps:
[( 267 - 921 ) ÷ 921] x 100 = -71.01%
Formula
Percentage change = [(267 - 921) / 921] x 100
Subtract the new number by the original number
267 - 921 = -654
-654 ÷ 921 = -0.7100977198697068
-0.7100977198697068 x 100 = -71.01%