-71.09% is the change from 920 to 266
Calculation steps:
[( 266 - 920 ) ÷ 920] x 100 = -71.09%
Formula
Percentage change = [(266 - 920) / 920] x 100
Subtract the new number by the original number
266 - 920 = -654
-654 ÷ 920 = -0.7108695652173913
-0.7108695652173913 x 100 = -71.09%