-97.72% is the change from 263 to 6
Calculation steps:
[( 6 - 263 ) ÷ 263] x 100 = -97.72%
Formula
Percentage change = [(6 - 263) / 263] x 100
Subtract the new number by the original number
6 - 263 = -257
-257 ÷ 263 = -0.9771863117870723
-0.9771863117870723 x 100 = -97.72%