-71.74% is the change from 920 to 260
Calculation steps:
[( 260 - 920 ) ÷ 920] x 100 = -71.74%
Formula
Percentage change = [(260 - 920) / 920] x 100
Subtract the new number by the original number
260 - 920 = -660
-660 ÷ 920 = -0.717391304347826
-0.717391304347826 x 100 = -71.74%